Remove Climate Change Remove Pollution Remove Resource Remove South America
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Study finds megacity traffic soot can reach high altitudes and be transported over long distances, contributing to global warming

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The conurbation of the metropolitan area of La Paz/El Alto is one of the fastest growing urban settlements in South America with the particularity of being located in a very complex terrain at a high altitude. Therefore, air pollution in this region has a particularly strong impact on the atmosphere and the global climate.

Bolivia 247
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Study: IMO low-sulfur fuel standards will decrease childhood asthma cases, premature deaths; climate tradeoffs

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pollution impacts in 2020 with and without the use of low-sulphur fuels. Ship air pollution effects are greatest in areas where heavily travelled ship routes exist in, and next to, densely populated communities. Some key regions include China, Singapore, Panama, Brazil and coastlines of Asia, Africa and South America.

Standards 170
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Study Finds Ozone, Nitrogen Change the Way Rising CO2 Affects Earths Water

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The researchers concluded that models of climate change may be underestimating how much water is likely to run off the land and back into the sea as atmospheric chemistry changes. Either way, water resource managers need more accurate runoff estimates to plan better for the changes. Credit: NASA. Click to enlarge.

Ozone 186
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Final session on international mercury convention this week expected to culminate in agreement; UNEP Global Mercury Assessment 2013 finds industrial source Hg emissions may be rising

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Apart from contaminated sites, the mercury pollution detected today is often found in locations very far away from its original source. Increasing industrialization has made Asia the main source region of mercury emissions to air, with East and Southeast Asia accounting for about 40% of the global total, and South Asia for a further 8%.

Mercury 262