Paleo-proxy data indicate that a “Green Sahara” thrived in northern Africa during the early- to m...
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In many urban areas the population is exposed to elevated levels of air pollution. However, real-...
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Tropospheric nitrogen dioxide (NO2) column densities detected from space are widely used to infer...
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Deforestation and draining of the peatlands in equatorial SE Asia has greatly increased their fla...
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