| 29 August 2010

Image: eutrophication&hypoxia's photostream, Flickr Natural human optimism leads one to hope that hazardous chemicals wastes discarded by humans are broken down in the natural environment, until they are once again harmless. When scientists concern themselves with this process, it is usually to study the extent to which toxic chemicals harm the environment before they are finally degraded, or to measure the impacts of the degradation process, such as Read the full story on TreeHugger