Prairies of the Sea

November 18, 2020 By Katherine Harmon Courage Smithsonian Magazine
A vast, mostly invisible ecosystem shapes life on Earth, from the food we eat to the air we breathe. And the more scientists learn, the more they say it’s in trouble.

Seas Are Rising Faster Than Ever

November 18, 2020 By Paul Voosen Science Magazine
Ask climate scientists how fast the world’s oceans are creeping upward, and many will say 3.2 millimeters per year—a figure enshrined in the last Intergovernmental Panel on Climate Change report, from 2014. But the number, based on satellite measurements taken since the early 1990s, is a long-term average. In fact, the global rate varied so much over that period that it was hard to say whether it was holding steady or accelerating.