As 2023 came to a close, scientists had hoped that a stretch of record heat that emerged across the planet might finally ...

We wanted to find out how much carbon and nitrogen is being released from the northern permafrost. Here’s the region’s first full greenhouse gas budget covering CO₂, methane, and nitrous oxide.

High-severity wildfires in the Alaskan Arctic tundra promote shrub growth, which drives a fire–greening positive feedback loop ... landscape amid rapid Arctic warming. Climate change is inducing ...