Pam Pearson

Increased Ocean Heat Flowing from the Tropics into the Arctic Ocean

Nature Climate Change, November 23   The flow of heat from subtropical waters into the Nordic Seas and Arctic Ocean…

6 years ago

Increasing Glacier Melt Causes Higher Acidification Rates Around Svalbard

Journal of Geophysical Research - Biogeosciences, October 15 Glacier runoff during the peak of Svalbard’s meltwater season contains lower levels…

6 years ago

Possible 1000-km “River” Channel May Drain Greenland’s Northern Ice Sheet More Rapidly

The Cryosphere, November 12 Perhaps related to the above, a 1000-kilometer channel under the Petermann Glacier in northern Greenland may…

6 years ago

Current Models Underestimate Ice Loss from Largest Greenland Glaciers

Nature Communications, November 17   From 1880 to 2012, Greenland’s three largest outlet glaciers lost enough ice to increase global…

6 years ago

Increasing River Temperatures Trigger Arctic Sea-Ice Decline and Atmospheric Warming

Science Advances, November 6 Warmer river discharge waters into the Arctic Ocean contributed up to 10% of regional sea-ice loss…

6 years ago

Past Climate Conditions Anticipates Sea Level From Ice Sheets and CO2 Stabilization

Science, November 6 The Pliocene Epoch (3-4 million years ago) is our best analogue for current rates of climate change.…

6 years ago

Widespread Sea-Ice Decline in Nordic Seas Associated with Past Extreme Greenland Warming

Proceedings of the National Academy of Sciences, November 9   During the last Ice Age (about 110 000 to 10…

6 years ago

High Arctic Temperatures and Low Sea-Ice Levels Cause Heatwaves at Mid-Latitudes

Environmental Research Letters, October 12 As the Arctic rapidly warms, the temperature difference between that region and warmer lower latitudes…

6 years ago

Potential Climate Sensitivity Above 5°C from Cloud Feedback Mechanisms

Nature Geoscience, October 26 Updated CMIP6 climate models (produced for the next IPCC assessment AR6) consider the radiative effects of…

6 years ago

Additional Global Warming Feedbacks from Decay of the Earth’s Cryosphere

Nature Communications, October 27   New climate modelling shows that feedbacks from cryosphere melt dynamics including loss of Arctic summer…

6 years ago

A Closer Look at Greenland’s Ice Sheet Margins and Glacier Outlets

Journal of Geophysical Research - Earth Surface, October 27 Over the past three decades, the Greenland Ice Sheet ice transitioned…

6 years ago

Agricultural Irrigation in NW China Creates Unexpected Glacier Growth in Western Himalayas

The Cryosphere, September 24 While most glaciers are losing mass, the Kunlun Shan and Karakoram mountain range contains glaciers that are…

6 years ago

Reduced Biodiversity in the Arctic with Higher Sea Ice Loss

Nature Climate Change, October 27   If higher human greenhouse gas emissions continue, greater loss of Arctic sea ice will…

6 years ago

Arctic Sea Ice Building Stalls to Record Low for October

Arctic sea ice, normally growing rapidly at this time of year post-sundown, has stalled.  Extent is currently 1.2 million square…

6 years ago

Warming of the Arctic Ocean and Nearby Seas

Global and Planetary Change, October 1 From 1982 to 2018, the Arctic Ocean and its surrounding seas have warmed by…

6 years ago