Digging in the Arctic mud for answers to climate change

Working from a small boat on the choppy lake waters in northern Canada, Sarah Crump, a paleoclimatologist, pulls up a 5-foot mud core sample from the undisturbed lakebed. Crump and her research team work with a sense of urgency. ...

Understanding the glacial history of the western Arctic

To interpret what we see today both on land and at the seabed, we need to understand how the landscape was different in the past. When we say "past," we mean on a geologic timeframe—specifically, about 10,000 to 20,000 ...

Research unearths Canadian sapphires fit for a queen

New research from UBC mineralogists could make it easier to find high-quality Canadian sapphires, the same sparkling blue gems that adorn Queen Elizabeth II's Sapphire Jubilee Snowflake Brooch.

Wifi in the woods? Canada says yes (and oui)

For those who cannot face social media exile when they head to the cottage, lake or woods, Parks Canada says it will offer wi-fi in some of its spectacular outposts.

Arctic warmth unprecedented in 44,000 years, reveals ancient moss

When the temperature rises on Baffin Island, in the Canadian high Arctic, ancient Polytrichum mosses, trapped beneath the ice for thousands of years, are exposed. Using radiocarbon dating, new research in Geophysical Research ...

Image: IceBridge flight over Baffin Island

(Phys.org) —IceBridge closed out the fourth week of its Arctic campaign with a flight over the striking landscape of eastern Greenland's Geikie Peninsula and a survey of a Canadian ice cap before taking two days off over ...

What do killer whales eat in the Arctic?

Killer whales (Orcinus orca) are the top marine predator, wherever they are found, and seem to eat everything from schools of small fish to large baleen whales, over twice their own size. The increase in hunting territories ...

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