News tagged with megacities

Megacities move to track emissions

(Phys.org)—In an article published on Dec. 5 in Nature, Jeff Tollefson writes that according to United Nations data, megacities may be responsible for as much as 70 percent of greenhouse gas emissions around the world. ...

Dec 12, 2012
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Tracking pollution from outer space

The thickest layers of global smog—caused by traffic, industry, and natural minerals, among other factors—are found over the world's megacities. But getting an accurate measurement of pollution is no ...

Nov 27, 2012
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Breathless in the Megacity

Megacities offer the enticing prospect of employment and the benefits of an urban infrastructure – but they also expose their inhabitants to high levels of air pollution. Together with an Indian Partner ...

Sep 23, 2011
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Megacities present global health hurdle: experts

Health issues facing so-called "megacities" like Tokyo, Mumbai or New York are poised to become a huge challenge for global policy as the cities grow, experts at the World Health Summit said.

Oct 12, 2010
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