Green Car Congress
NOVEMBER 7, 2017
Ozone pollution near Earth’s surface is one of the main ingredients of summertime smog. It is also not directly measurable from space due to the abundance of ozone higher in the atmosphere, which obscures measurements of surface ozone. —Jin et al.
Green Car Congress
NOVEMBER 13, 2017
Two maps compare total annual sulfur dioxide amounts for India and China during 2005 (left) and 2016 based on Ozone Monitoring Instrument measurements. Illustration: Chris McLinden, Environment and Climate Change Canada. Purple depicts the highest concentrations while white depicts the lowest. Click to enlarge.
Green Car Congress
AUGUST 22, 2009
The European Community’s air pollutant emission inventory report released by the European Environment Agency finds that in 2007, sulphur oxides (SO x ) emissions were down by 72 % from 1990 levels. The largest Member States are generally responsible for the most air pollution.
Green Car Congress
DECEMBER 5, 2009
A single molecule of reactive nitrogen may transition through many forms—ammonia, nitrogen oxide, nitric acid, nitrate and organic nitrogen—and may successively lead to a number of environmental, health and social impacts, including contributing to higher levels of ozone in the lower atmosphere.
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