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Prescribed fires consume Kansas landscape

Most if not all the fires in this image taken by Suomi NPP satellite's VIIRS (Visible Infrared Imaging Radiometer Suite) instrument on April 11, 2017 are controlled fires set by farmers to manage land.

dateApr 12, 2017 in Earth Sciences
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Polluted London sets its sights on cars

Gone are the days of London's "pea souper" smogs, but like many European cities, the British capital is once again being choked by pollution—and has road traffic firmly in its sights.

dateApr 09, 2017 in Environment
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