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The global solar UV Index
The Global Solar UV Index (UVI) is a simple measurement of the UV radiation level at the Earth's surface. It has been designed to…
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CFC end uses in the us in 1987
Ozone depleting solvents were used in dry cleaning, and to clean metal parts in almost all electronic devices, refrigerating equipment and cars. They also…
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Number of extra skin cancer cases related to UV radiation
The most widely recognized damage occurs to the skin. The direct effects are sun burn, chronic skin damage (photo-aging) and an increased risk of…
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The ozone international awakening timeline
A record of major events in the history of producing ozone depleting substances (ODS), the discoveries of the harmful process and the steps made…
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CFC production and consumption in 2005
It was once quoted in the US as being second in value only to cocaine. A 2006 estimate indicated that CFCs alone accounted for…
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The “Hole”: A result of special weather conditions over the pole repeated every spring
The Antarctic continent is circled by a strong wind in the stratosphere which flows around Antarctica and isolates air over Antarctica from air in…
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Ozone depletion and climate change
Ozone depletion and climate change are two distinct problems but as they both modify global cycles, they cannot be totally separated. There are still…
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The ozone protection landscape
Antarctic ozone hole in late 1985, Governments finally recognized the need for stronger measures to reduce consumption and production of various CFCs and halons.…
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Examples of ozone depleting substances (ODS) smuggling patterns in Asia and the Pacific
In the mid-1990s, when CFCs were phased-out in industrialized countries (non-Article 5 countries), illegal trade in those chemicals emerged. By 1996 this trade had…
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Arctic ozone depletion and stratospheric temperature
Changes in ozone amounts closely follow temperature, with colder temperatures resulting in more polar stratospheric clouds that intensify ozone destruction. The results are compared…
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Environment and Poverty Times #1: WSSD issue
The Environment & Poverty Times aims to explain the complex links between poverty and the environment. It shows, through short texts, maps and other…
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Energy efficiency generally improves with economic growth…but greenhouse gases increase too
In 1992 76 million people living in urban areas were exposed to air pollutant concentrations exceeding WHO guidelines. In developing countries 1.9 million people…