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. ...

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