How Arctic warming can trigger cold waves in North America – a new study makes the connection

In February 2021, in the midst of rapidly warming global temperatures, an exceptionally severe cold wave hit large parts of North America, from Canada to Northern Mexico. It left 10 million people without power. The impact was particularly severe in Texas, which alone had more than 125 deaths associated with the event. In the U.S., it was the … Read more

Fossil leaves may reveal dinosaur-era climate, future of our warming planet

WASHINGTON (AP) — Richard Barclay opens a metal drawer in archives of the Smithsonian Natural History Museum containing fossils that are nearly 100 million years old. Despite their age, these rocks aren’t fragile. The geologist and botanist handles them with casual ease, placing one in his palm for closer examination. Embedded in the ancient rock … Read more