Search results for Arctic Ecosystem

Environment 20 hours ago

New evidence shows rapid response in the West Greenland landscape to Arctic climate shifts

New evidence shows that Arctic ecosystems undergo rapid, strong and pervasive environmental changes in response to climate shifts, even those of moderate magnitude, according to an international research team led by the University ...

Environment Jun 19, 2019

Arctic could face another scorching annus horribilis

Scientists say 2019 could be another annus horribilis for the Arctic with record temperatures already registered in Greenland—a giant melting icicle that threatens to submerge the world's coastal areas one day.

Archaeology & Fossils Jun 18, 2019

Fossil teeth reveal ancient hyenas in the Arctic

Modern hyenas are known as hunters and scavengers in Asian and African ecosystems such as the savanna.

Ecology Jun 14, 2019

No evidence for increased egg predation in the Arctic

Climate and ecosystems are changing, but predation on shorebird nests has changed little around the globe over the past 60 years, according to a study by an international team of 60 researchers. The study, published in Science ...

Environment Jun 18, 2019

Tackling plastic pollution for communities and coral reefs in coastal Cambodia

Take a moment to imagine yourself on a sun-kissed beach on Koh Rong, watching the sea foam onto the white sand and hearing the gentle rustle of tropical rainforest behind you. The stunning beaches and vibrant marine biodiversity ...

Environment Jun 14, 2019

The current Nor­we­gian Bar­ents Sea oil spill risk governance frame­work would need con­sid­er­able re­mod­el­ling

A recent case study from the University of Helsinki examines different ways of framing oil spill risks with regard to the Norwegian Barents Sea where new areas have been recently opened for oil exploration and exploitation. ...

Environment Jun 07, 2019

Disappearing sea ice is changing the whole ecosystem of the Arctic Ocean

I drafted this article while looking north over the frozen Lincoln Sea, at the northernmost tip of Ellesmere Island in Canada. I was at Alert, a Canadian Forces Station which, at 82°N, is the most northerly permanently inhabited ...

Environment May 22, 2019

Arctic lakes and rivers can lose the diversity of freshwater species

Climate change and its impacts threaten the health of Arctic freshwater ecosystems, with continued warming pushing cold-water species unique to the Arctic—such as the Arctic char—to the brink of regional loss. In addition, ...

Environment May 28, 2019

Using the past to unravel the future for Arctic wetlands

A new study has used partially fossilized plants and single-celled organisms to investigate the effects of climate change on the Canadian High Arctic wetlands and help predict their future.

Environment May 23, 2019

Climate change may make the Arctic tundra a drier landscape

With climate change, the Arctic tundra is likely to become drier. Lakes may shrink in size and smaller lakes may even disappear according to a new Dartmouth study. In western Greenland, Kangerlussuaq experienced a 28 percent ...

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