Toxicity of Coal-Tar Pavement Sealants and Ultraviolet Radiation to Ambystoma Maculatum

Polycyclic aromatic hydrocarbons (PAHs) can affect amphibians in lethal and many sublethal ways. There are many natural and anthropogenic sources of PAHs in aquatic environments. One potentially significant source is run off from surfaces of parking lots and roads that are protected with coal tar…