The Arctic is rapidly changing from the climate crisis, with no "new normal," scientists warn. Wildfires and permafrost thaw are making the tundra emit more carbon than it absorbs. From beaver ...

Northern Alaska, long viewed as a frozen buffer against fire, is now breaking records that reach deep into prehistory. New ...

A new special issue of more than 20 papers—published in the open access journal Arctic Science—presents findings from 30 years of research and monitoring by the International Tundra Experiment (ITEX), ...

Aims For informed predictions on the sensitivity of Arctic tundra landscape to permafrost thaw, we aimed to investigate the distribution pattern of near-surface ground ice and its influencing factors ...

Foreboding environmental milestones abounded again this year in the Arctic, where experts say dramatic climate shifts are fundamentally altering the ecosystem and how it operates. One recent turning ...

Tundra plants can eek out an existence in the very short summers of the Canadian High Arctic such as here on Ellesmere Island, Nunavut. (Anne Bjorkman, University of Gothenburg) Rapid climate change ...

A new study highlights the importance of caribou and muskoxen to the greening Arctic tundra, linking grazing with plant phenology and abundance in the Arctic tundra. The story of Arctic greening has ...

Researchers at the University of Oulu, Finland have observed significant vegetation changes in the treeless heath and tundra regions of northern Finland and Norway over recent decades, marked by the ...

Global warming is changing the Arctic by causing permafrost thaw, glacier melt, droughts, fires and changes in vegetation. These developments are strongly linked to the energy exchange between land ...