The National Science Foundation awarded Dominic Winski $137,419 to reconstruct 1,500 years of summer climate and wildfire history in Alaska, western Canada and Siberia using an ice core from Denali National Park.
Sparrows show increased stress when exposed to more numerous and more severe winter storms, says a Western study that tested the songbirds’ resilience to the effects of climate change.
By studying the wood-cutting behaviour of ancient beavers that once roamed the Canadian high Arctic, an international team of scientists has discovered that tree predation – feeding on trees and harvesting wood – evolved in these now-extinct rodents long before dam-building.
Rural Canada is home to more than 18 per cent of the national population and it plays a critical role in the national economy.
Just over 60 years ago, a giant wave washed over the narrow inlet of Lituya Bay, Alaska, knocking down the forest, sinking two fishing boats and claiming two lives.
In May of 2020, local geologists identified a steep, unstable slope that has the potential to become a tsunami-generating landslide in Barry Arm, a glacial fjord 60 miles east of Anchorage, Alaska.
A recent report confirms that ice sheets in Greenland and Antarctica, whose mass-loss rates have been rapidly increasing, are matching the Intergovernmental Panel on Climate Change's worst-case sea-level rise scenarios.
On 19 August 2020, the world’s largest and longest polar research expedition – known as MOSAiC – reached the North Pole after making an unplanned detour owing to lighter-than-usual sea ice conditions.
Research sheds light on how different colors of light penetrate to deeper depths.
In much of the world, safe drinking water is unavailable in people’s homes. When water is not available from managed sources people need to acquire water in other ways.
Page 270 of 785
ENN Daily Newsletter
ENN Weekly Newsletter