After SpaceX Starlink Launch, a Fear of Satellites That Outnumber All Visible Stars – The New York Times

Images of the Starlink constellation in orbit have rattled astronomers around the world.

E.P.A. Plans to Get Thousands of Pollution Deaths Off the Books by Changing Its Math – The New York Times

The E.P.A. plans to change the way air pollution health risks are calculated in a way that would sharply lower estimated deaths from new, looser rules for coal plants.

The Deadly Donora Smog of 1948 Spurred Environmental Protection—But Have We Forgotten the Lesson? | History | Smithsonian

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Steel and zinc industries provided Donora residents with work, but also robbed them of their health, and for some, their lives

Source: The Deadly Donora Smog of 1948 Spurred Environmental Protection—But Have We Forgotten the Lesson? | History | Smithsonian