Ozone depletion - Wikipedia, the free encyclopedia
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Ozone depletion describes two distinct, but related observations: a slow, steady decline of about 4% per decade in the total volume of ozone in Earth's stratosphere (ozone layer) since the late 1970s...
en.wikipedia.org/wiki/Ozone_depletion
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Information about the science of ozone depletion, regulations in the US designed to protect the ozone layer, and information for the general publi ... Ozone is a gas that occurs both in the Earth's upper atmosphere and at ground level. Ozone can be "good" or "bad" for people's health and for the environment,
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www.epa.gov/ozone/
www.epa.gov/ozone/
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Stratospheric ozone depletion is the result of a complex set of circumstances and chemistry. ... This page includes a link to the 2006 Scientific Assessment of Ozone Depletion , the product of 309 scientists from 34 countries, which summarizes the current understanding of the stratospheric ozone layer and its relation...
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www.epa.gov/ozone/science/
www.epa.gov/ozone/science/
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Overview of key concepts related to stratospheric ozone depletion, including the role of chlorofluorocarbons, health effects from increased exposure to UV-B radiation, environmental effects, and policies and responses. ... Welcome to the CIESIN thematic guide on ozone depletion issues. The purpose of this guide is to help...
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www.ciesin.org/TG/OZ/oz-home.html
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Stratospheric ozone depletion has been a major environmental issue of the last two decades--first as an interesting hypothesis following publication of the seminal paper by Molina and Rowland (1974), and then as a matter of urgency and intergovernmental action following the discovery of the ozone 'hole' in the...
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www.ciesin.org/docs/011-466/011-466.html
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Ozone Depletion - Causes; Ozone Depletion - Effects; Ozone Depletion - Solutions ... The EPA on ozone depletion ... The ozone depletion phenomena...
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library.thinkquest.org/26026/Environmental_Problems/ozo...
library.thinkquest.org/26026/Environmental_Problems/ozone_depletion.html
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What Action can an individual take to reduce ozone depletion ... Causes of Ozone Depletion ... Ozone Enviornmental Changes; Ozone depletion environmental issues - 90% of earth's ozone is concentrated in the Stratosphere. Stratospheric ozone protects the earth from potentially damaging doses of ultraviolet radiation.
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www.ozone.org/
www.ozone.org/
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