Humans have been producing and releasing environmental contaminants ever since the discovery of fire. Contaminants include both naturally occurring chemicals released in unnaturally high concentrations, and chemicals that are novel to natural environments, produced by human activity and released either intentionally or accidentally.
The sources of potential harm to human health are as prevalent in the home (for example, the quality of indoor air) as they are in the outdoor environment.
Focus: Impacts of Humans and Their Economy on the EnvironmentLast Updated on 2009-02-27 21:45:49The National Science Foundation (NSF) has issued a Dear Colleague Letter to the scientific community ". . . encouraging increased research . . . on the links among environment, society and the economy."
Image Above: NSF is supporting research on climate change and Earth's environment, society and economy. Credit: Department of Sustainability and Environment, State of Victoria, Australia More »
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