How have
humans impacted on global air quality? Changes in patterns over the last
decade "aren't random", NASA says.
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| This NASA map tells the unsettling story. |
Air pollution patterns around the world from 2005 to 2014
have been tracked in a new study, using global satellite maps of air quality
indicators to help "quantify energy usage, environmental policy and civil
unrest".
NASA looked at levels of nitrogen dioxide — a common
emission from cars, power plants and industrial activity that can quickly
transform into ground-level ozone, a major respiratory pollutant in urban smog.
Read the ABC story
- “NASA maps human impact on global air quality, says changes 'not random'.”
