Pam Pearson

Basal Melting of Antarctic Ice Shelves

Nature Geoscience, August 10 Between 1994 and 2018, Antarctic ice shelves (floating ice connected to the land-based Antarctic ice sheet)…

6 år ago

Emissions from Thawing Peatland Permafrost 30-50% Greater than Previous Estimates

Proceedings of the National Academy of Sciences, August 10 Under high emissions scenarios, northern hemisphere permafrost and peatlands will show…

6 år ago

Arctic Sea Ice More Sensitive to Emissions: Ice-Free Arctic During Last Interglacial Points to Rapid Future Loss

Nature Climate Change, August 10 The Arctic Ocean could be seasonally ice-free at temperatures only slightly above today’s, once land-based…

6 år ago

New Global Estimate of Rock-Debris Cover on Glaciers Helps Improve Projections of Glacier Melt and Sea Level Rise

Nature Geoscience, August 3 An updated approach is required to estimate the melting of global glaciers due to rock debris…

6 år ago

Extreme Glacier Loss in New Zealand Undeniably Linked to Human-Caused Climate Change

Nature Climate Change, August 3 In New Zealand’s Southern Alps, anthropogenic forcing has made extreme loss of glacier ice at…

6 år ago

Canadian Ice Shelf Collapse in the Canadian Arctic, and Glacier Collapse in the Alps

Water and Ice Research Laboratory, August 7 This extremely warm summer is driving some dramatic collapses: one of the last…

6 år ago

Emissions To-date Consistent with Worst-Case Scenario for Global Warming

Proceedings of the National Academy of Sciences, August 3 Despite recent progress on bending the emissions curve and the global…

6 år ago

Loss of Outdoor Ice Skating in Coming Decades

The Canadian Geographer, July 16 Outdoor ice-skating is an important cultural pastime in many northern regions and holds a firm…

6 år ago

Arctic Ocean Experiences Significant Shifts in its Ecological Structure

Science, July 10 Growth of phytoplankton biomass in the Arctic Ocean increased by 57% between 1998 and 2018. This surge…

6 år ago

Increased Episodic Flooding by 2100 Under High Emissions Scenarios

Scientific Reports, July 30 Under the high emissions RCP8.5 scenario, and with no adaptation such as sea walls or inland…

6 år ago

Current Arctic Warming Closer to Past Abrupt Climate Events than Models

Nature, July 29 Over the past 40 years, the rate of change in large portions of the Arctic appears comparable…

6 år ago

Record High Temperatures in Northernmost Arctic Human Settlements

While the Siberian heatwave drove large wildfires in July, other parts of the Arctic also saw record-breaking temperatures. On July…

6 år ago

First Active Methane Leak Observed off Antarctica

Proceedings of the Royal Society B, July 22. A team of scientists has discovered the first active leak of methane through…

6 år ago

South Pole Warming Three Times the Global Average

Nature Climate Change, June 29. Surface air temperatures at the South Pole over the past 30 years, as measured at…

6 år ago

East Antarctic Ice Sheet Vulnerable to Melting Within Paris 2°C Goal

Nature, July 22 Large sections of the massive Wilkes Basin ice sheet of East Antarctica, holding 3-4 meters of SLR collapsed…

6 år ago