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Cited by 208

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Improving Spatial Representation of Global Ship Emissions Inventories

Wang, Chengfeng, Corbett, James J., Firestone, Jeremy·2008·Environmental Science & Technology

Abstract

Ship activity patterns depicted by the International Comprehensive Ocean-Atmosphere Data Set (ICOADS), the Automated Mutual-Assistance Vessel Rescue System (AMVER) data set, and their combination demonstrate different spatial and statistical sampling biases. These differences could significantly affect the accuracy of ship emissions inventories and atmospheric modeling. We demonstrate (using ICOADS) a method to improve global-proxy representativeness by trimming over-reporting vessels that mitigates sampling bias, augment the sample data set, and account for ship heterogeneity. Apparent underreporting to ICOADS and AMVER by ships near coastlines, perhaps engaged in coastwise (short sea) shipping especially in Europe, indicates that bottom-up regional inventories may be more representative locally. Primarily due to the long time series available publicly for ICOADS data, the improved ICOADS data set may be the most appropriate global ship traffic proxy identified to date to be used for a top-down approach. More generally, these three spatial proxies can be used together to perform uncertainty analyses of ship air-emissions impacts on a global scale (http://coast.cms.udel.edu/GlobalShipEmissions/).

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Metadata

Authors
Wang, C., Corbett, J. J., & Firestone, J.
Venue
Environmental Science & Technology
Published
2007-12-01
Volume
42
Issue
1
Pages
193-199
ISSN
  • 0013-936X (ISSN-L)
  • 1520-5851
OpenAlex
W2014001974
Cited by
208
References
1
FWCI
11.96
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Improving Spatial Representation of Global Ship Emissions Inventories. https://app.cochat.ai/papers/10.1021/es0700799
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Wang, C., Corbett, J. J., & Firestone, J. (2008). Improving Spatial Representation of Global Ship Emissions Inventories. Environmental Science & Technology. https://doi.org/10.1021/es0700799

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