Science

Enviros train drone pilots to find and pursue pollution

POOLESVILLE, Md. (AP) — When environmentalist Brent Walls saw a milky-white substance in a stream flowing through a rural stretch of central Pennsylvania, he suspected the nearby rock mine was violating the law. Recent rains had filled the ponds at the mine that allow sediment to settle out of the water, but Walls couldn’t easily …

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Southwest drought persisted as Yellowstone flooded

CNN — The West saw an aspect of the climate crisis play out this week that scientists have warned of for years. In the middle of a prolonged, water shortage-inducing megadrought, one area, Yellowstonewas overwhelmed by drenching rainfall and rapid snowmelt that – instead of replenishing the ground over a matter of weeks or months …

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