Large and increasing methane emissions from northern lakes

Methane is increasing in the atmosphere, but many sources are poorly understood. Lakes at high northern latitudes are such a source. However, this may change with a new study published in Nature Geoscience. By compiling previously ...

Permafrost: hiding a climate time bomb?

On the front line of climate change in the Canadian Arctic, scientists hunt for clues to a potentially catastrophic global warming trend: melting permafrost.

Research links tundra fires, thawing permafrost

Wildfires on Arctic tundra can contribute to widespread permafrost thaw much like blazes in forested areas, according to a study published in the most recent issue of the online journal Scientific Reports.

Thawing permafrost increases fertility in subarctic peatlands

(Phys.org) -- A group of ecologists from Umea University's Climate Impact Research Centre (CIRC) and VU University Amsterdam have shown that thawing permafrost increases fertility in subarctic peatlands in northern Sweden. ...

Climate change enhances grassland productivity

More frequent freeze-thaw cycles in winter can increase biomass production according to the results of a recent study conducted by the Helmholtz Center for Environmental Research (UFZ), the University of Bayreuth and the ...

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