Articles on Environment

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Mumbai at sunrise: a thick layer of smog engulfs India’s megacity. The Greater Mumbai Metropolitan Region is home to over 22 million people. Bhatakta Manav/Shutterstock.

Atmospheric dust: the overlooked suspect in urban air pollution

New research reveals that the adverse environmental and health impacts of atmospheric dust in the world’s rapidly growing megacities deserve far more attention.
Rao Guojun/Getty Images

Extreme weather is transforming the world’s rivers. We need new ways to protect them

Rivers support billions of people but are among the least protected parts of nature. A major review shows what needs to be done as climate change accelerates.

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