air pollution9
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Bottom Up or Top Down? Another Way to Look at an Air Quality Problem
While not all countries have the financial wherewithal and capacity to deploy ground-based instruments for air-quality monitoring, and for some countries monitoring information is not available to the public, for example, through health advisories, another way exists to assess air pollution levels: through satellites.
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Data’s Power to Spur Environmental Progress
In January, 132 countries received their environmental report cards. The Environmental Performance Index has goaded leaders into action by letting them see their countries’ strengths and weaknesses compared to other countries.
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Cuts in Non-CO2 Pollutants May Slow Climate Change
Reducing Soot and Methane Would Bring Fast Results, Says Study
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Study Sees Little Dust Risk For Subway Workers
Compact Air Samplers Track Pollution in New York Tunnels
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Global Environmental Scorecard Gives U.S. Low Rank
Jan. 23, Davos, Switzerland – A new international ranking of environmental performance puts Switzerland at the top—and the United States 39th, last among the Group of 8 industrialized countries. The ranking, the 2008 Environmental Performance Index, was produced by a team from Yale University and the Columbia University Earth Institute’s Center for International Earth Science…

By studying thousands of buildings and analyzing their electricity use, Columbia Climate School Dean Alexis Abramson has been able to uncover ways to significantly cut energy consumption and emissions. Watch the Video: “Engineering a Cooler Future Through Smarter Buildings“
