Department of Physical Geography

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New small lakes are formed when the permafrost thaws and the soil collapses, Tavvavuoma in northern

Increased greenhouse gas emissions as a result of abrupt permafrost thaw

A new research article, including Stockholm University scientists, shows that abrupt permafrost thaw has important consequences for keeping global warming under 1.5 °C.

Gustaf Hugelius at COP25 in Madrid.

Scientists call for action to limit emissions from Earth’s frozen regions

With the release of “Cryosphere1.5° Report” they hope to urge governments to aim for 1.5°C global temperature rise as an outer “guardrail” for the planet.

Landscape with small woodlands. Photo: Sara Cousins.

Tiny woodlands are more important than previously thought

They can store more carbon in the topsoil layer, are more suitable for hunting and host fewer ticks than large forests.

Pollen

Climate models work well

A new study compare climate models to geological evidence.

Mosquito. Photo: Jolanta Dabrowska / Mostphotos.

Increased risk of tularemia as the climate changes

A method for statistically predicting impacts of climate change on outbreaks of tularemia in humans.