How we solved an Arctic mercury mystery
In the Canadian Arctic, a mystery has troubled scientists and local communities for decades: Why do marine animals in the western Arctic have higher mercury levels than those in the east?
In the Canadian Arctic, a mystery has troubled scientists and local communities for decades: Why do marine animals in the western Arctic have higher mercury levels than those in the east?
Earth Sciences
Oct 19, 2018
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27
I was aboard the 364-foot Russian research-cruise ship Akademik Ioffe when it came to a violent stop after grounding on a shoal in a remote region of the Gulf of Boothia in Canada's Arctic. Fortunately, none of the 102 passengers ...
Earth Sciences
Sep 5, 2018
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4
A new study by Brown University researchers shows that the Dorset and Thule people—ancestors of today's Inuit—created spun yarn some 500 to 1,000 years before Vikings arrived in North America. The finding, made possible ...
Archaeology
Aug 21, 2018
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387
The rufa subspecies of Red Knot travels from its breeding grounds in the Canadian Arctic to its winter habitat in South America and back each year, an incredible 15,000 kilometers each way. Its numbers have fallen precipitously ...
Ecology
Aug 1, 2018
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3
The Arctic Ocean, with its vast icy islands and peninsulas, was once known as terra incognita—the unknown land—the planet's last great un-navigated maritime frontier.
Earth Sciences
Jun 21, 2018
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23
Snow covering the Andes mountains is as clean as the Canadian Arctic, scientists said Friday after hundreds of tests to determine the presence of black carbon deposits or other pollutants.
Environment
Apr 28, 2018
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Scientists have known for a long time that as climate change started to heat up the Earth, its effects would be most pronounced in the Arctic. This has many reasons, but climate feedbacks are key. As the Arctic warms, snow ...
Environment
Apr 26, 2018
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88
An analysis of radar data led scientists to an unexpected discovery of two lakes located beneath 550 to 750 metres of ice underneath the Devon Ice Cap, one of the largest ice caps in the Canadian Arctic. They are thought ...
Earth Sciences
Apr 11, 2018
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270
A major shift in western Arctic wind patterns occurred throughout the winter of 2017 and the resulting changes in sea ice movement are possible indicators of a changing climate, says Kent Moore, a professor of physics at ...
Earth Sciences
Mar 20, 2018
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22
A new study co-authored by WCS (Wildlife Conservation Society) addresses concerns over the many Arctic shorebird populations in precipitous decline. Evident from the study is that monitoring and protection of habitat where ...
Ecology
Nov 21, 2017
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19