THEMATIC SLIDES

ATMOSPHERE Nightlight Map of the World

Thinning of the Ozone Layer Evidence from satellites of thinning of the Ozone layer led to the Montreal Protocol for reducing CFCs

Ozone Hole Darkest blue areas represent regions of maximum ozone depletion

Increase of atmospheric carbon dioxide Carbon dioxide levels have risen by 30% in the last 200 years. The IPCC projects that, if unchecked, atmospheric carbon dioxide concentrations will range from 650 to 970 ppm by about 365 ppm

Movement of transboundary pollutants A large dust storm developed in East Asia on 6-7 April 2001, moving over Russia, Japan, the Pacific Ocean, Canada, and ultimately over the United States on 17 April 2001

Air pollution due to wild fires Tens of thousands of fires are detected every year Wild fires in Africa are a major source of air pollution

Retreating Gangotri glacier Receding glacier tracked since 1780 In the last 25 years, Gangotri Glacier has retreated more than 850m (2 788 ft)

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