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Along with the mild winter across much of the eastern United States and the return of something more like real winter in Alaska, here’s something else we can blame on the polar vortex: a rare “hole” in the ozone layer over the Arctic in February and March 2020.

Scientists are using information from NASA’s Earth-observing satellites, on-the-ground sensors and computer-based datasets to study the environmental, economic and societal impacts of the COVID-19 pandemic.

After dry weather parched the soil and vegetation, large fires burned in the northwestern Venezuela state.

Every step we take, whether across a grassy park or down a city sidewalk, below our feet is an ecosystem teeming with life.

For the past several weeks, much of the world has experienced a new normal: one with fewer cars on the road and more time spent at home.