May 2021 was mild across much of the contiguous U.S., with dry conditions widespread across the West, the Northern Plains, the Ohio Valley, and the Mid-Atlantic.
To better predict sea level rise, Rebecca Jackson wants to describe exactly what happens where liquid ocean meets the icy underside of glaciers. But how do you study a glacier that could calve a dangerous iceberg at any moment?
Despite a few cold spots, it was the the second-warmest year on record Arctic wide. Since 2000, Arctic temperatures have been more than twice as far above average as the planet as a whole.
