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forests

Photo of a person in front of large trees.
Posted inEditors' Highlights

Old Forests in a New Climate

Eric Davidson, president-elect of AGU by Eric Davidson 15 May 202514 May 2025

It’s usually cooler under a forest than outside the forest, but that natural temperature buffering didn’t make global warming any less strong during the last 45 years in an old-growth forest of Oregon.

Wide view of a mountainside city in the foreground with snow-capped mountains in the background
Posted inOpinions

Beyond Majesty and Myths: Facing the Realities of Mountainside Development

by Shashank Anand 4 April 202519 May 2025

Expansive construction in fragile mountain environments is often pursued without adequate consideration of heightened hazards and local concerns, putting people and infrastructure at greater risk.

Diagram from the study.
Posted inEditors' Highlights

Peatland Plantations in Southeast Asia are Carbon Hotspots

by Valeriy Ivanov 26 March 202526 March 2025

A new study reports a rare set of data on greenhouse gas production and transport for a tropical peatland plantation showing exceptionally high concentrations of dissolved organic carbon.

绿油油的森林地面上生长着白色的桦树,许多树都伸出了照片的框架之外。
Posted inResearch Spotlights

科学家公布欧洲新的温室气体收支

Aaron Sidder, freelance science writer by Aaron Sidder 14 February 202514 February 2025

为欧洲制定的温室气体收支突出了整个大陆的碳源和碳汇,可作为未来几年的基准。

An image of a tree in a field taken by a thermal imaging camera, with cooler to warmer temperatures denoted by a spectrum of colors from blue to red
Posted inScience Updates

Sensing Potential, Scientists Refine Thermal Imaging of Ecosystems

by Jen L. Diehl, Benjamin C. Wiebe, Mostafa Javadian, Stephanie Pau and Andrew D. Richardson 7 February 20257 February 2025

At a recent “bake-off,” researchers judged thermal infrared cameras and developed guidelines for their consistent use in studying vegetation temperatures, which illuminate vital ecosystem processes.

A rocky riverbed with two small streams surrounded by gray mountains. There are some green patches of plants and some snow on the peaks.
Posted inNews

Megadroughts Have Grown in Size and Scope

by Rebecca Owen 6 February 20256 February 2025

A new study maps and ranks the largest, longest-lasting, and most severe multiyear droughts from 1980 to 2018.

Snow-covered boreal forest in front of Denali National Park, Alaska
Posted inNews

Boreal Forests May Be on the Move

by Kristel Tjandra 3 February 20253 February 2025

A new model shows a tendency for tree cover to decline in warmer areas and increase in colder ones.

Diagram from the study.
Posted inEditors' Highlights

Logjams Promote Floodplain Complexity and Hydraulic Resistance

by Valeriy Ivanov 17 December 202417 December 2024

Using a new model, scientists compare logjam hydraulic impact across 37 reaches observed over 11 years in the Colorado Rockies.

View of a wide creek surrounded by trees
Posted inNews

Mobile Bay Has More Branching Brooks Than Shown on Federal Maps

by Mark DeGraff 16 December 202416 December 2024

A more accurate charting of the full extent of stream networks will help land managers better protect U.S. creeks and rivers.

Aerial view of a group of caribou trotting across snowy ground
Posted inNews

Snowmelt Sends Caribou Packing

by K. R. Callaway 10 December 202410 December 2024

Researchers compared caribou tracking data with satellite observations to learn whether snowpack conditions trigger the animals’ arduous annual migration.

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Keeping Soil Healthy: Why It Matters and How Science Can Help

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