Chemical Industry Links

Environmental Regulations
Key Pollutants
Ozone Depletors:
EPA's List of Ozone-Depleting Substances
The US EPA provides a list of the substances it has found to be depleting the ozone through the use of science and research.

EPA's Ozone Depletion Policy
Provided here is a list of links related to the ozone layer and the protection of it, including the Montreal Protocol, the UNEP Ozone Secretariat, OzonAction, the United Nations Development Program, and more.

Ozone Information from US EPA Office of Air and Radiation's NAAQS Website
EPA uses six "criteria pollutants" as indicators of air quality, and has established for each of them a maximum concentration above which adverse effects on human health may occur. These threshold concentrations are called National Ambient Air Quality Standards (NAAQS).

Ozone: Good up High, Bad Nearby
EPA provides this page to let you learn everything you need to know about ozone including what it is, how it can be good or bad, how its depletion affects human health and the environment, what is being done about the depletion of ozone, what causes "bad" ozone, and more.


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