The decommissioning would leave the United States with no icebreaker to study the southern seas and cede scientific leadership to rival countries like China.

© Peace Portal Photo/Alamy

An overflowing glacial lake caused a surge in the Mendenhall River on Wednesday, prompting flood alerts and evacuations in Juneau.

After holding steady for decades, the beloved Perito Moreno has thinned considerably since 2019, scientists said.

Summertime fire activity is creeping into spring, and the balmier climate is a major driver, scientists said.

© Philip Cheung for The New York Times