Cited by 1,048Renewable Energy and SustainabilityRenewable energy and sustainable power systemsPhotovoltaic Systems and Sustainability

Cost, environmental impact, and resilience of renewable energy under a changing climate: a review

Open access
Osman, Ahmed I., Chen, Lin, Yang, Mingyu, Msigwa, Goodluck, Farghali, Mohamed, Fawzy, Samer, Rooney, David W., Yap, Pow-Seng·2023·Environmental Chemistry Letters

Abstract

Energy derived from fossil fuels contributes significantly to global climate change, accounting for more than 75% of global greenhouse gas emissions and approximately 90% of all carbon dioxide emissions. Alternative energy from renewable sources must be utilized to decarbonize the energy sector. However, the adverse effects of climate change, such as increasing temperatures, extreme winds, rising sea levels, and decreased precipitation, may impact renewable energies. Here we review renewable energies with a focus on costs, the impact of climate on renewable energies, the impact of renewable energies on the environment, economy, and on decarbonization in different countries. We focus on solar, wind, biomass, hydropower, and geothermal energy. We observe that the price of solar photovoltaic energy has declined from $0.417 in 2010 to $0.048/kilowatt-hour in 2021. Similarly, prices have declined by 68% for onshore wind, 60% for offshore wind, 68% for concentrated solar power, and 14% for biomass energy. Wind energy and hydropower production could decrease by as much as 40% in some regions due to climate change, whereas solar energy appears the least impacted energy source. Climate change can also modify biomass productivity, growth, chemical composition, and soil microbial communities. Hydroelectric power plants are the most damaging to the environment; and solar photovoltaics must be carefully installed to reduce their impact. Wind turbines and biomass power plants have a minimal environmental impact; therefore, they should be implemented extensively. Renewable energy sources could decarbonize 90% of the electricity industry by 2050, drastically reducing carbon emissions, and contributing to climate change mitigation. By establishing the zero carbon emission decarbonization concept, the future of renewable energy is promising, with the potential to replace fossil fuel-derived energy and limit global temperature rise to 1.5 °C by 2050.

AI snapshot

Written from the paper’s full text.

TL;DR

This review synthesizes costs, climate-change impacts, environmental effects, and decarbonization strategies for solar, wind, biomass, hydropower, and geothermal energy. It finds renewable costs have fallen sharply, solar is least climate-affected, hydropower is most environmentally damaging, and renewables could decarbonize 90% of electricity by 2050.

Key findings

  • Solar photovoltaic LCOE declined from $0.417/kWh in 2010 to $0.048/kWh in 2021; onshore wind fell 68%, offshore wind 60%, concentrated solar power 68%, and biomass 14%.
  • Climate change could reduce wind and hydropower production by as much as 40% in some regions; solar appears least impacted, biomass is affected through productivity, growth, chemical composition, and soil microbial communities, and geothermal is not affected because it depends on Earth’s crust.
  • Hydropower plants are the most damaging renewable source to the environment; solar photovoltaics must be carefully installed to reduce impact; wind turbines and biomass power plants have minimal environmental impact and should be implemented extensively.
  • Renewables could provide 65% of world electricity by 2030 and decarbonize 90% of the electricity industry by 2050; reaching net-zero by 2050 requires about $4 trillion per year by 2030, while reduced pollution and climate impacts could save up to $4.2 trillion annually by 2030.

Methods

  • Review paper covering solar, wind, biomass, hydropower, and geothermal energy, focused on costs, climate-change impacts, environmental and economic impacts, and country-level decarbonization strategies.
  • Synthesizes published literature and reports, including IRENA 2022 and Rahman et al. (2022), and presents findings in tables and figures; no primary data collection is described.
  • Main analysis is a narrative synthesis and tabulation of cost trends, climate projections, environmental impacts, and national renewable-energy policies.

Limitations

  • The paper does not have a dedicated limitations section; it states that future research should emphasize increasing climate model estimates to evaluate the entire energy generation system rather than focusing solely on a single energy source.
  • Evident from the text: no systematic review methodology, search criteria, or quantitative meta-analysis is described; findings rely on secondary sources and selected regional case studies.
  • Evident from the text: cost and impact figures are largely drawn from IRENA 2022 and other studies, so local variability and data uncertainty are not fully quantified.

Model-written summary. Check it against the paper before relying on it.

Integrity signals

Registry

Crossref · 10.1007/s10311-022-01532-8

Cites

96 of 96 references verified0 citation errors · 0 not checkable

Statistics

Nothing to recompute.

Claims the paper makes

0 of 41 cited sources checked · 0 supported · 0 flagged

  • Findingcitation

    Solar photovoltaics contributed the most to renewable energy addition in 2021, with an added capacity of 133 gigawatts.

    “Solar photovoltaics contributed the most to renewable energy addition in 2021, with an added capacity of 133 gigawatts (IRENAa, 2022).”
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  • Findingcitation

    Between 2010 and 2021, the cost of solar energy decreased by 88%.

    “Between 2010 and 2021, the cost of solar energy decreased by 88% (IRENAa, 2022).”
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  • Findingnone given

    Using renewable energy in most regions and nations positively affects the environment by directly reducing carbon dioxide emissions.

    “The study demonstrates that using renewable energy in most regions and nations positively affects the environment by directly reducing carbon dioxide emissions.”
    Quote in the paperNot a substantial claim
  • Findingnone given

    Table 4 reveals an exponential increase in total carbon emissions after installing renewable energy systems in some remote regions of India.

    “In contrast, Table 4 reveals an exponential increase in total carbon emissions after installing renewable energy systems in some remote regions of India.”
    Quote in the paperNot a substantial claim
  • Findingcitation

    This cost is still lower than the cost of the newly commissioned fossil fuel-fired systems, which range between $0.054 and $0.167/kilowatt-hour.

    “However, this cost is still lower than the cost of the newly commissioned fossil fuel-fired systems, which range between $0.054 and $0.167/kilowatthour (IRENAa, 2022).”
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    Findingcitation

    The costs associated with onshore and offshore wind energy decreased by 68% and 60%, respectively, between 2010 and 2021.

    “The costs associated with onshore and offshore wind energy decreased by 68% and 60%, respectively.”
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    Findingcitation

    Wind power capacity addition was 93 gigawatts in 2021, of which 72 gigawatts were onshore.

    “In addition, wind power capacity addition was 93 gigawatts in 2021, of which 72 gigawatts were onshore.”
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    Findingcitation

    Renewable energy generation capacity introduced in 2021 was 257 gigawatts, which is 41% higher than the 182 gigawatts added in 2019.

    “Renewable energy generation capacity introduced in 2021 was 257 gigawatts, which is 41% higher than the 182 gigawatts added in 2019.”
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    Findingcitation

    In 2021, the generation capacity of hydropower increased by 23 gigawatts, doubling the 11 gigawatts in 2020.

    “In 2021, the generation capacity of hydropower increased by 23 gigawatts, doubling the 11 gigawatts in 2020.”
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    Findingcitation

    In 2021, bioenergy power generation grew by an additional 10.3 gigawatts, compared to the 9.1 gigawatts added in 2020.

    “In 2021, bioenergy power generation grew by an additional 10.3 gigawatts, compared to the 9.1 gigawatts added in 2020.”
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    Findingcitation

    Renewable generation capacity worldwide increased more than fourfold between 2000 and 2021, from 754 gigawatts to 3,064 gigawatts.

    “Renewable generation capacity worldwide increased more than fourfold between 2000 and 2021, from 754 gigawatts to 3,064 gigawatts (IRENAa, 2022).”
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    • cites IRENAa, 2022

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  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based).

    Findingnone given

    Renewable energy in some remote regions may have adverse environmental impact.

    “However, renewable energy in some remote regions may have adverse environmental impact.”
    Quote in the paperNot a substantial claim
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    Findingcitation

    In 2021, geothermal power additions were modest, and only 110 megawatts of concentrated solar power capacity added to the grids.

    “Away from these resources, geothermal power additions were modest in 2021, and only 110 megawatts of concentrated solar power capacity added to the grids.”
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    Findingnone given

    Wind, hydropower, biomass, and geothermal energy were found to have the greatest effects, while solar energy had the least.

    “Wind, hydropower, biomass, and geothermal energy were found to have the greatest effects, while solar energy had the least.”
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    Findingcitation

    These new solar capacity additions were the highest among all renewable energy sources in 2021.

    “These new capacity additions were the highest among all renewable energy sources that year (IRENAa, 2022).”
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    • cites IRENAa, 2022

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    Findingnone given

    Long-term climate change has a greater impact than short and medium-term climate variations.

    “Long-term climate change has a greater impact than short and medium-term climate variations.”
    Quote in the paperNot a substantial claim
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    Findingcitation

    Between 2010 and 2021, the average global LCOE of bioenergy for power projects decreased from $0.078/kilowatt-hour in 2010 to $0.067/kilowatt-hour in 2021, lower than the cost of electricity from fossil fuel-fired systems.

    “Between 2010 and 2021, the average global LCOE of bioenergy for power projects decreased from $0.078/kilowatt-hour in 2010 to $0.067/kilowatt-hour in 2021, lower than the cost of electricity from fossil fuel-fired systems.”
    Quote in the paperNot a substantial claim0 of 1 sources checked
    • cites IRENAa, 2022

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    Findingcitation

    By 2021, over 843 gigawatts of solar photovoltaic systems had been installed worldwide, representing a 21-fold increase in solar energy since 2010.

    “By 2021, over 843 gigawatts of solar photovoltaic systems had been installed worldwide, representing a 21-fold increase in solar energy since 2010.”
    Quote in the paperNot a substantial claim0 of 1 sources checked
    • cites IRENAa, 2022

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    Findingcitation

    The average global levelized cost of electricity of newly commissioned hydropower systems in 2021 was $0.048/kilowatt-hour-4% higher than the $0.046/kilowatt-hour recorded in 2020 and 23% higher than the systems commissioned in 2010.

    “In general, the average global levelized cost of electricity of newly commissioned hydropower systems in 2021 was $0.048/kilowatt-hour-4% higher than the $0.046/ kilowatt-hour recorded in 2020 and 23% higher than the systems commissioned in 2010.”
    Quote in the paperNot a substantial claim0 of 1 sources checked
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    Findingcitation

    133 gigawatts of newly installed solar systems were established during 2021 alone, which was a 13% increase from 2020.

    “In addition, 133 gigawatts of newly installed systems were established during 2021 alone, which was a 13% increase from 2020.”
    Quote in the paperNot a substantial claim0 of 1 sources checked
    • cites IRENAa, 2022

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    Findingreasoning

    The majority of studies conducted since 2016 indicate that the use of renewable energy has a positive impact on the environment, which may be a result of the concerted global effort to develop and use renewable energy since the 2015 Paris Agreement to achieve a controlled global temperature rise of 1.5 °C -2 °C.

    “As given in Table 4, the majority of studies conducted since 2016 indicate that the use of renewable energy has a positive impact on the environment, which may be a result of the concerted global effort to develop and use renewable energy since the 2015 Paris Agreement to achieve a controlled global temperature rise of 1.5 °C -2 °C.”
    Quote in the paperSubstantial claim
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    Findingreasoning

    Overall, renewable energy positively impacts most countries' economies, with a relatively significant contribution of 4% to Saudi Arabia's gross domestic product and a relatively small impact of 0.2% on Mexico's gross domestic product.

    “Overall, renewable energy positively impacts most countries' economies, with a relatively significant contribution of 4% to Saudi Arabia's gross domestic product and a relatively small impact of 0.2% on Mexico's gross domestic product.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing). May combine two claims.

    Findingown data

    The specific measures for developing renewable energy in each nation are divided into government policy support and research on renewable energy technologies, which can provide guidance for nations that have not yet developed renewable energy use.

    “The survey results indicate that the specific measures for developing renewable energy in each nation are divided into government policy support and research on renewable energy technologies, which can provide guidance for nations that have not yet developed renewable energy use.”
    Quote in the paperNot a substantial claim
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    Findingcitation

    The global average levelized cost of electricity for onshore and offshore wind decreased by 68% and 60%, respectively.

    “In addition, the global average levelized cost of electricity for onshore and offshore wind decreased by 68% and 60%, respectively.”
    Quote in the paperNot a substantial claim0 of 1 sources checked
    • cites IRENAa, 2022

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    Premisecitation

    Energy demand is anticipated to increase by 56% by 2040.

    “It is anticipated that energy demand will increase by 56% by 2040 (Rahman et al., 2022).”
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    Premisecitation

    Wind and solar energies are two sources of clean energy, but they are weather-dependent.

    “Wind and solar energies are two sources of clean energy, but they are weather-dependent.”
    Quote in the paperSubstantial claim0 of 1 sources checked
    • cites Campos-Guzmán et al., 2019 source

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    Interpretationreasoning

    Renewable energy can theoretically replace fossil fuels in the four key sectors, but policy and culture influence renewables in practice.

    “Thus, renewable energy can theoretically replace fossil fuels in the four key sectors, but policy and culture influence renewables in practice.”
    Quote in the paperSubstantial claim
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    Interpretationreasoning

    By 2030, renewable energy sources could provide 65% of the world's total electricity supply, and by 2050, they could decarbonize 90% of the electricity industry, significantly reducing carbon emissions and assisting in climate change mitigation.

    “By 2030, renewable energy sources could provide 65% of the world's total electricity supply, and by 2050, they could decarbonize 90% of the electricity industry, significantly reducing carbon emissions and assisting in climate change mitigation.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing).

    Premisecitation

    By 2020, Ireland had achieved a 15% contribution of renewable energy in transportation.

    “The study concluded that by 2020, Ireland had achieved a 15% contribution of renewable energy in transportation.”
    Quote in the paperNot a substantial claim0 of 1 sources checked
    • cites Smyth et al., 2010 source

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    Premisecitation

    Solar energy is one of the most rapidly expanding clean sources of global energy production.

    “This energy source is one of the most rapidly expanding clean sources of global energy production (Campos-Guzmán et al., 2019).”
    Quote in the paperNot a substantial claim0 of 1 sources checked
    • cites Campos-Guzmán et al., 2019 source

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    Premisecitation

    Geothermal energy can provide industrial-scale electricity and heat.

    “Geothermal energy can provide industrial-scale electricity and heat (Rani et al., 2019).”
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    • cites Rani et al., 2019 source

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    Premisecitation

    China's coal-fired power plants emit 42% of nitrous oxides and 38% of sulfur dioxides, for a total of 40% of the heat-trapping greenhouse gases, thereby increasing global temperature.

    “China's coal-fired power plants emit 42% of nitrous oxides and 38% of sulfur dioxides, for a total of 40% of the heat-trapping greenhouse gases, thereby increasing global temperature (Yang et al., 2020).”
    Quote in the paperNot a substantial claim0 of 1 sources checked
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    Premisecitation

    To achieve the Paris Agreement's goal of limiting global temperature rise to 1.5 °C-2 °C by 2100, energy systems require rapid, immediate, and sustained innovation and the effective use of renewable energy across all sectors.

    “To achieve the Paris Agreement's goal of limiting global temperature rise to 1.5 °C-2 °C by 2100, energy systems require rapid, immediate, and sustained innovation and the effective use of renewable energy across all sectors (Fawzy et al., 2020).”
    Quote in the paperSubstantial claim0 of 1 sources checked
    • cites Fawzy et al., 2020 source

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  • Probably not a substantial claim: may not pass S4 (based).

    Premisenone given

    Solar, hydropower, and wind availability depends on weather conditions and future climate changes.

    “Utilizing renewables is crucial for decarbonizing the energy sector and combating climate change, but solar, hydropower, and wind availability depends on weather conditions and future climate changes.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based).

    Premisenone given

    The building sector accounts for 70% of the Kingdom of Saudi Arabia's energy consumption.

    “the building sector accounts for 70% of the Kingdom of Saudi Arabia's energy consumption.”
    Quote in the paperNot a substantial claim
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    Premisereasoning

    In Denmark, sustainable bioenergy consumption is possible if 100% renewable energy systems are utilized in the transportation sector, which is technically feasible given that the costs are comparable to those of fossil fuel alternatives.

    “In Denmark, however, sustainable bioenergy consumption is possible if 100% renewable energy systems are utilized in the transportation sector, which is technically feasible given that the costs are comparable to those of fossil fuel alternatives.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing). May combine two claims.

    Premisecitation

    Fossil fuel combustion produces greenhouse gases; approximately 35% of greenhouse gases are emitted by existing power plants.

    “fossil fuel combustion produces greenhouse gases; approximately 35% of greenhouse gases are emitted by existing power plants (Maamoun et al., 2020).”
    Quote in the paperNot a substantial claim0 of 1 sources checked
    • cites Maamoun et al., 2020 source

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  • Probably not a substantial claim: may not pass S4 (based). May combine two claims.

    Interpretationreasoning

    Renewable energy sources play a crucial role in achieving carbon neutrality, reducing global warming and climate change, and meeting the Paris Agreements' 2 °C target.

    “Renewable energy sources play a crucial role in achieving carbon neutrality, reducing global warming and climate change, and meeting the Paris Agreements' 2 °C target.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based).

    Interpretationnone given

    The development of renewable energy is hindered by policies, finances, technology, and culture.

    “However, the development of renewable energy is hindered by policies, finances, technology, and culture.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based). May combine two claims.

    Premisenone given

    Using renewable energy in the industrial sector can save money and protect the environment from the dangers of fossil fuel emissions.

    “According to studies, using renewable energy in the industrial sector can save money and protect the environment from the dangers of fossil fuel emissions.”
    Quote in the paperNot a substantial claim
  • May combine two claims.

    Interpretationreasoning

    Policy, technology, finance, and culture influence the use of renewable energy.

    “The research demonstrates that policy, technology, finance, and culture influence the use of renewable energy.”
    Quote in the paperSubstantial claim
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    Premisecitation

    Even when a high proportion of renewable energy is used in power plants, their capacity utilization is low and renewable energy exhibits significant monthly variations, resulting in seasonal or even interannual structural imbalances in energy supply.

    “several studies in China and Europe have demonstrated that even when a high proportion of renewable energy is used in power plants, their capacity utilization is low and that renewable energy exhibits significant monthly variations, resulting in seasonal or even interannual structural imbalances in energy supply.”
    Quote in the paperSubstantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing).

    Premisecitation

    IRENA estimates that by 2050, 90% of the world's energy can and should come from renewable sources.

    “The International Renewable Energy Agency (IRENA) estimates that by 2050, 90% of the world's energy can and should come from renewable sources (IRENAb, 2018).”
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    • cites IRENAb, 2018

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    Premisecitation

    Hydroelectricity generates approximately 1150 gigawatts on a global scale and is the largest renewable energy source.

    “Hydroelectricity generates approximately 1150 gigawatts on a global scale and is the largest renewable energy source (Rahman et al., 2022).”
    Quote in the paperNot a substantial claim0 of 1 sources checked
    • cites Rahman et al., 2022 source

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  • Probably not a substantial claim: may not pass S2 (checkable), S3 (load-bearing), S4 (based). May combine two claims.

    Interpretationnone given

    Improving renewable energy laws and regulations can better regulate the energy trade market and strengthen the capital injection mechanism.

    “At the same time, improving renewable energy laws and regulations can better regulate the energy trade market and strengthen the capital injection mechanism.”
    Quote in the paperNot a substantial claim
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    Interpretationreasoning

    The global impact of climate change on solar energy is predominantly positive, except for a few locations where solar power was originally abundant.

    “Therefore, the global impact of climate change on solar energy is predominantly positive, except for a few locations where solar power was originally abundant.”
    Quote in the paperSubstantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based).

    Interpretationreasoning

    Hydropower plants cause extreme land impacts.

    “Hydropower plants cause extreme land impacts.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S2 (checkable), S3 (load-bearing). May combine two claims.

    Interpretationreasoning

    The initial cost may be challenging for many nations with limited resources, and many will require financial and technical assistance to complete the transition.

    “The initial cost may be challenging for many nations with limited resources, and many will require financial and technical assistance to complete the transition.”
    Quote in the paperNot a substantial claim
  • May combine two claims.

    Interpretationreasoning

    Renewable energy is environmentally friendly and can contribute to sustainable development in the world.

    “To summarize, renewable energy is environmentally friendly and can contribute to sustainable development in the world.”
    Quote in the paperSubstantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based). May combine two claims.

    Interpretationreasoning

    Efficient, dependable renewable technologies may establish a system that is less susceptible to market shocks and increase energy resilience and security by diversifying power supply options.

    “In addition, efficient, dependable renewable technologies may establish a system that is less susceptible to market shocks and increase energy resilience and security by diversifying power supply options.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing).

    Premisecitation

    Solar is the least affected energy source by climate change.

    “The authors emphasized that solar is the least affected energy source by climate change.”
    Quote in the paperNot a substantial claim0 of 1 sources checked
    • cites Russo et al., 2022 source

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  • May combine two claims.

    Premisecitation

    Wind turbines and biomass power plants have a negligible environmental impact.

    “In comparison, wind turbines and biomass power plants have a negligible environmental impact.”
    Quote in the paperSubstantial claim0 of 1 sources checked
    • cites Rahman et al. (2022) source

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  • Probably not a substantial claim: may not pass S4 (based). May combine two claims.

    Interpretationreasoning

    With prices declining, new power supply has a significant portion of the future to supply 65% of the world's total electricity by 2030 and to decarbonize 90% of the electricity industry by 2050, thereby drastically reducing carbon emissions and contributing to climate change mitigation.

    “With prices declining, new power supply has a significant portion of the future to supply 65% of the world's total electricity by 2030 and to decarbonize 90% of the electricity industry by 2050, thereby drastically reducing carbon emissions and contributing to climate change mitigation.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S4 (based). May combine two claims.

    Interpretationreasoning

    Renewables are less susceptible to market shocks and increase each country's energy security.

    “Additionally, renewables are less susceptible to market shocks and increase each country's energy security.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based).

    Interpretationnone given

    Reducing taxes on renewable energy can be an effective incentive for companies to expand their renewable energy projects.

    “Reducing taxes on renewable energy can be an effective incentive for companies to expand their renewable energy projects.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based). May combine two claims.

    Interpretationnone given

    To achieve net-zero emissions by 2050, renewable energy sources must be established by 2030 at the cost of $4 trillion annually.

    “To achieve net-zero emissions by 2050, renewable energy sources must be established by 2030 at the cost of $4 trillion annually.”
    Quote in the paperNot a substantial claim
  • May combine two claims.

    Interpretationreasoning

    Geothermal energy will not be affected by climate change, as it is primarily influenced by the structure of the earth's crust and the physical processes within the earth's interior.

    “This section highlighted that geothermal energy will not be affected by climate change, as it is primarily influenced by the structure of the earth's crust and the physical processes within the earth's interior.”
    Quote in the paperSubstantial claim
  • May combine two claims.

    Interpretationcitation

    Climate change negatively impacts plant growth and yield, affecting bioenergy potential and food supply.

    “Climate change negatively impacts plant growth and yield, affecting bioenergy potential and food supply.”
    Quote in the paperSubstantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based).

    Interpretationnone given

    Numerous simulation studies have demonstrated that the future efficiency of hydropower energy in many nations will decrease, with a maximum reduction of 41% in hydropower generation.

    “Numerous simulation studies have demonstrated that the future efficiency of hydropower energy in many nations will decrease, with a maximum reduction of 41% in hydropower generation.”
    Quote in the paperNot a substantial claim
  • May combine two claims.

    Interpretationreasoning

    Wind and biomass energy are the most environmentally friendly energy sources.

    “Wind and biomass energy are the most environmentally friendly energy sources.”
    Quote in the paperSubstantial claim
  • May combine two claims.

    Interpretationreasoning

    The solar capacity factor tends to increase in regions with insufficient solar resources, while it tends to decrease in regions with abundant solar resources.

    “As a result, the solar capacity factor tends to increase in regions with insufficient solar resources, while it tends to decrease in regions with abundant solar resources.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S4 (based). May combine two claims.

    Interpretationnone given

    By achieving net-zero carbon emissions, renewable energy investments will be profitable and could save up to $4.2 trillion annually.

    “However, by achieving net-zero carbon emissions, renewable energy investments will be profitable and could save up to $4.2 trillion annually.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based).

    Interpretationnone given

    In general, hydropower and geothermal power plants impact human health most.

    “In general, hydropower and geothermal power plants impact human health most.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S2 (checkable), S3 (load-bearing), S4 (based). May combine two claims.

    Interpretationreasoning

    Since each country has a unique geographical location, each nation's renewable energy advantages vary, and other regions must concentrate on developing renewable energy with inherent advantages.

    “Since each country has a unique geographical location, each nation's renewable energy advantages vary, and other regions must concentrate on developing renewable energy with inherent advantages.”
    Quote in the paperNot a substantial claim
  • May combine two claims.

    Premisecitation

    The LCOE of an offshore wind farm in Singapore is 32 cents/kilowatt-hour, which is higher compared to solar photovoltaics, which cost approximately 12 cents/kilowatt-hour.

    “the study found that the LCOE of an offshore wind farm is 32 cents/ kilowatt-hour, which is higher compared to solar photovoltaics, which cost approximately 12 cents/kilowatt-hour (Nian et al., 2019).”
    Quote in the paperNot a substantial claim0 of 1 sources checked
    • cites Nian et al., 2019 source

      Not checked in the free run.

  • May combine two claims.

    Interpretationcitation

    Hydroelectric has the greatest impact on the aquatic environment, while geothermal plants and biomass have the least.

    “In conclusion, hydroelectric has the greatest impact on the aquatic environment, while geothermal plants and biomass have the least.”
    Quote in the paperSubstantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based). May combine two claims.

    Interpretationnone given

    Utilizing renewable energy contributes to economic growth, generates millions of jobs, and improves people's quality of life.

    “Utilizing renewable energy contributes to economic growth, generates millions of jobs, and improves people's quality of life.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S2 (checkable).

    Interpretationreasoning

    These effects can be mitigated through careful choice and utilization of renewable energy sources.

    “However, these effects can be mitigated through careful choice and utilization of renewable energy sources.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based). May combine two claims.

    Interpretationnone given

    Renewable energy sources are available in all nations, but their full potential is not being realized.

    “In contrast, renewable energy sources are available in all nations, but their full potential is not being realized.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S4 (based). May combine two claims.

    Interpretationreasoning

    The costs of solar energy are primarily influenced by technology, climate, and national policies; consequently, with advanced technology and favorable renewable energy policies, the costs will continue to decline in the future.

    “In summary, the costs of solar energy are primarily influenced by technology, climate, and national policies; consequently, with advanced technology and favorable renewable energy policies, the costs will continue to decline in the future.”
    Quote in the paperNot a substantial claim
  • Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based). May combine two claims.

    Interpretationreasoning

    Biodiversity may restrict the use of biomass, so climate change indirectly has a negative impact on biomass.

    “Moreover, biodiversity may restrict the use of biomass, so climate change indirectly has a negative impact on biomass.”
    Quote in the paperNot a substantial claim
66 of 66
  • The paper relies on this without support.

    Less research has been conducted on the environmental effects of using renewable energy sources.

    “In addition, less research has been conducted on the environmental effects of using renewable energy sources.”
  • The paper relies on this without support.

    Renewable energy sources are available in all nations, but their full potential has yet to be realized.

    “In contrast, renewable energy sources are available in all nations, but their full potential has yet to be realized.”
  • The paper relies on this without support.

    The global share of renewable energy is projected to increase from 14% in 2018 to approximately 74% in 2050, requiring an eightfold annual increase.

    “In order to achieve carbon neutrality, the global share of renewable energy is projected to increase from 14% in 2018 to approximately 74% in 2050, requiring an eightfold annual increase.”
  • The paper relies on this without support.

    By 2050, approximately 90% of the world's energy will come from renewable sources.

    “By 2050, approximately 90% of the world's energy will come from renewable sources.”
  • The paper relies on this without support.

    Excluding geothermal and hydropower-derived energy, renewable energy technology costs have decreased significantly since 2010.

    “Excluding geothermal and hydropower-derived energy, renewable energy technology costs have decreased significantly since 2010.”
  • The paper relies on this without support.

    In Europe, the cost of solar and wind-generated electricity per kilowatt-hour in 2021 was four to six times less than that of fossil fuels in 2022.

    “In Europe, the cost of solar and wind-generated electricity per kilowatt-hour in 2021 was four to six times less than that of fossil fuels in 2022.”
  • The paper relies on this without support.

    Between January and May of 2022, wind and solar generation alone in Europe prevented at least $50 billion in fossil fuel imports.

    “Between January and May of 2022, wind and solar generation alone in Europe prevented at least $50 billion in fossil fuel imports.”
  • The paper relies on this without support.

    With prices declining, new power supply has a significant portion of the future to supply 65% of the world's total electricity by 2030 and to decarbonize 90% of the electricity industry by 2050.

    “With prices declining, new power supply has a significant portion of the future to supply 65% of the world's total electricity by 2030 and to decarbonize 90% of the electricity industry by 2050,”
8 of 8

Claims other papers make about this one

Each is checked against this paper’s own text: does it say what the citing paper says it does?

  • Biogas initiatives have the potential to enhance rural development by generating employment prospects and encouraging local economies.

    “Biogas initiatives have the potential to enhance rural development by generating employment prospects and encouraging local economies [126].”

    From Anaerobic digestion of agricultural waste for biogas production and sustainable bioenergy recovery: a review (2024) · cites this paper as [126]

    The Economic impact of renewable energy section reports potential employment and GDP gains from renewable energy generally. The Cost of biomass energy section discusses biogas in villages, but our copy does not link biogas initiatives specifically to rural jobs or stronger local economies. No page numbers are available in the indexed passages. (LLM, conf=0.83)

    Experimental — accuracy not yet measured
  • Rural regions sometimes have difficulties obtaining conventional energy sources.

    “Rural regions sometimes have difficulties obtaining conventional energy sources [126].”

    From Anaerobic digestion of agricultural waste for biogas production and sustainable bioenergy recovery: a review (2024) · cites this paper as [126]

    The ‘Cost of biomass energy’ section says residential biomass use in rural areas is cost-sensitive, but does not discuss access to conventional energy sources. ‘The need for renewable energy’ discusses countries’ dependence on imported fossil fuels, without identifying rural regions as having difficulty obtaining them. Searches for rural energy access and conventional supply found no passage making the attributed point; page numbers were unavailable in our copy. (LLM, conf=0.74)

    Experimental — accuracy not yet measured
  • Governments frequently offer financial incentives such as tax credits, grants, loan guarantees, and subsidies to offset the higher costs of producing biofuels compared to fossil fuels, attracting investment and boosting use.

    “Governments frequently offer financial incentives to encourage biofuel production and usage. Tax credits, grants, loan guarantees, and subsidies may be used to offset the greater costs of producing biofuels in comparison to fossil fuels. Financial incentives serve to attract investment, decrease market obstacles, and boost the use of biofuels [122, 172].”

Self-check

Percentages, sums and reported differences re-computed from the paper’s own numbers.

Each contradiction between two passages listed here was confirmed by an independent check.

  • Conclusion says geothermal energy is strongly affected by climate change despite saying it is unaffected

    Major

    The conclusion lists geothermal energy among the sources with the greatest effects from climate change, but the geothermal section says it will not be affected.

  • Two different 2050 projections for renewable energy's global share

    Minor

    The paper projects renewable energy at approximately 74% of the global energy share in 2050, but its conclusion says approximately 90% of the world's energy will come from renewables that year. It does not distinguish the basis of these two projections.

2 of 2

Cites

2 retracted

Flagged first, then by citations

Cited by

Sorted by citations

Authors
Osman, A. I., Chen, L., Yang, M., Msigwa, G., Farghali, M., Fawzy, S., Rooney, D. W., & Yap, P.-S.
Affiliations
  • Queen's University Belfast (GB)
  • Chongqing University (CN)
  • Nanjing University of Science and Technology (CN)
  • Xi’an Jiaotong-Liverpool University (CN)
  • Obihiro University of Agriculture and Veterinary Medicine (JP)
Corresponding author
  • Osman, Ahmed I.
  • Yap, Pow-Seng
Venue
Environmental Chemistry Letters
Published
2022-10-28
Volume
21
Issue
2
Pages
741-764
ISSN
  • 1610-3653 (ISSN-L)
  • 1610-3661
OpenAlex
W4307479757
Cited by
1,048
References
96
Citations by year
2026: 263 · 2025: 381 · 2024: 294 · 2023: 110
FWCI
35.35
Type
journal article
Language
en
Open access
Locations
  • Environmental Chemistry Letters (publishedVersion, cc-by)
  • Research Portal (Queen's University Belfast) (submittedVersion, cc-by)
Funders
SEUPB (Bryden Centre project (Project ID VA5048))
Topics
  • Physical Sciences › Energy › Renewable Energy, Sustainability and the Environment › Renewable Energy and Sustainability
  • Physical Sciences › Energy › Renewable Energy, Sustainability and the Environment › Renewable energy and sustainable power systems
  • Physical Sciences › Environmental Science › Environmental Engineering › Photovoltaic Systems and Sustainability
Keywords
renewable energy, climate change impacts, renewable energy costs, photovoltaics, wind energy, biomass energy, hydropower, geothermal energy, concentrated solar power, decarbonization, greenhouse gas emissions, environmental impact of energy, climate change mitigation, zero carbon emissions, biomass productivity, soil microbial communities

About these checks

Registry, retraction, Cites and statistics results are computed, not judged, with one exception: a printed reference that no index lists is read once by a model before it counts as a citation error. Claims are extracted by a model and kept only when their quote appears verbatim in the text; each cited source is then checked, with a model’s help, for whether it says what the claim relies on. Those verdicts can be wrong — read the claim’s quote and the cited source before relying on one.

Claims read by deepseek-v4.1-flash under definition version 3 (extract-v3) on 2026-10-10.

Classified by jev-1.13-20260917 (gold-guideline-v0.2) on 2026-10-10.

Statistics and arithmetic are recomputed, not judged.

Confidence bands are shown only for fields calibrated on our annotated test set. None is calibrated yet, so no band is shown.

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