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Study finds metal from space junk polluting the upper atmosphere

Scientists sampling the upper atmosphere have found metal elements in aerosol particles they say are from thousands of rocket boosters and satellites that have re-entered from space.  Scientists say metal in aerosol particles is from satellites and rocket boosters. Scientists using high-flying aircraft to sample the upper atmosphere have found …

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This guy climbs wind turbines to keep them spinning

In this week’s issue of our environment newsletter, we meet a Canadian who repairs wind turbine blades and learn about the energy that could be generated from rain droplets. Also: An oil CEO on the hot seat. Our planet is changing. So is our journalism. This weekly newsletter is part …

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