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lichen

Close-up of lichen and mosses on the ground in Antarctica with the coast in the background
Posted inNews

New Map Reveals the Extent of Vegetation in Antarctica

by Larissa G. Capella 19 September 202415 November 2024

More than 40 square kilometers of vegetation cover Antarctica, including in previously unknown areas. A new map offers fresh insights for conservation amid climate change.

Biocrusts abundant in lichens grow on the soil surface in the Colorado Plateau.
Posted inNews

Climate Change Leads to Decline in Lichen Biocrusts

by Derek Smith 26 May 202226 May 2022

As summer temperatures continue to rise, important biocrust-forming organisms in the American Southwest may be lost.

A boreal forest sits at the base of Alaska’s snowcapped mountains with a stream in the foreground.
Posted inNews

Satellites Reveal Slow Shift of the Entire Boreal Biome

by Saima May Sidik 5 April 20228 March 2023

According to a new study, warmer temperatures and high soil nitrogen levels are causing Earth’s largest land biome to advance northward.

A rocky landscape with short vegetation in the Canadian tundra
Posted inResearch Spotlights

How Does a Greening Arctic Affect Groundwater Recharge?

Kate Wheeling, freelance science writer by Kate Wheeling 11 June 202014 March 2023

New research examines how shifts in aboveground ecology influence belowground hydrology in the Arctic.

A view of a Washington, D.C., skyline from the Potomac River at night. The Lincoln Memorial (at left) and the Washington Monument (at right) are lit against a purple sky. Over the water of the Potomac appear the text “#AGU24 coverage from Eos.”

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