Tree swallows in polluted U.S. regions are accumulating high levels of “forever chemicals.” These durable pollutants, used in ...
During warmer periods of the Middle Pleistocene, ancient humans in Italy were in the habit of butchering elephants for meat ...
Climate change is making some regions less habitable for humans, whether by raising sea levels, hurting crop yields, or ...
Earth has breached a critical boundary for ocean acidification, with potentially grim effects for ocean ecosystems and human ...
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