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climate change

Deep Waters Spiral Upward Around Antarctica

Since Captain James Cook’s discovery in the 1770s that water encompassed the Earth’s southern latitudes, oceanographers have been studying the Southern Ocean, its physics, and...
climate change

How Antarctic Ice Melt Can Be a Tipping Point for the...

Melting of Antarctica’s ice can trigger rapid warming on the other side of the planet, according to our new research which details how just...
Arctic temperature

Ancient Tree Reveals Cause of Spike in Arctic Temperature

A kauri tree preserved in a New Zealand peat swamp for 30,000 years has revealed a new mechanism that may explain how temperatures in...
climate change

Massive Antarctic Volcanic Eruptions Triggered Abrupt Southern Hemisphere Climate Changes Near...

New findings published today in the Proceedings of the National Academy of Sciences of the United States of America (PNAS) by Desert Research Institute...
methane

Methane-eating Microbes Found Beneath Antarctica’s Melting Ice Sheets

Lurking in a lake half a mile beneath Antarctica’s icy surface, methane-eating microbes may mitigate the release of this greenhouse gas into the atmosphere...
Antarctic Ice Sheet

New Research Shows Growth of East Antarctic Ice Sheet Was Less...

Its eastern neighbour is, however, ten times larger and has the potential to raise global sea level by some 50 metres. Despite its huge size...
global warming

Sea levels could rise by more than three metres, shows new...

Global sea levels could rise by more than three metres – over half a metre more than previously thought – this century alone, according...
climate

Tibet Sediments Reveal Climate Patterns from Millions of Years Ago

The Tibetan Plateau in China experiences the strongest monsoon system on Earth, with powerful winds—and accompanying intense rains in the summer months—caused by a...
climate

Climate Experts Release Latest Science on Sea Level Rise Projections

In a compelling analysis of the factors that affect how much the ocean will rise along California's coast in coming decades, a seven-member team...
Polar glaciers

Polar Glaciers May Be Home to Previously Undiscovered Carbon Cycle

Microbes in streams flowing on the surface of glaciers in the Arctic and Antarctic may represent a previously underestimated source of organic material and...
atmospheric sulfate and nitrate

Isotopic Makeup of Atmospheric Sulfate and Nitrate

Oxygen has three stable isotopes (16O, 17O and 18O). Enrichment of 17O relative to the dominant 16O is normally about half of that of...
climate change

A Climate for Change: Research, Reflection, and Action Around Climate Change

The University of Massachusetts Amherst Libraries will host an interactive sustainability event, “A Climate for Change: Research, Reflection and Action around Climate Change,” on...
ozone

Refrigerants to the Rescue: Plugging the Ozone Hole

Did you know there was a hole in the ozone layer? Thanks to swift, decisive international action not many people under a certain age...
Antarctica

New Species Discovered in Antarctica

International efforts are currently underway in Antarctica to build long-term monitoring systems for land and coastal organisms from an ecological conservation standpoint. To this...
ocean

Scientists Unravel the Process of Meltwater in Ocean Depths

An international team of researchers has discovered why fresh water, melted from Antarctic ice sheets, is often detected below the surface of the ocean,...
Antarctica

UCI Researchers Map Oceanic Troughs below Ice Sheets in West Antarctica

University of California, Irvine glaciologists have uncovered large oceanic valleys beneath some of the massive glaciers flowing into the Amundsen Sea in West Antarctica....
climate change

Survival Artists in the Antarctic

In order to improve our understanding of the impact climate change has on plant life in the Antarctic, the Rector of the University of...
climate change

UW Oceanographer Dropping Robotic Floats on Voyage to Antarctica

A University of Washington oceanographer is chief scientist on a voyage in the waters around Antarctica as part of a major effort to monitor...
Antarctic waters

Changing Antarctic Waters Could Trigger Steep Rise in Sea Levels

Current changes in the ocean around Antarctica are disturbingly close to conditions 14,000 years ago that led to the rapid melting of the Antarctic...
Tomatillos

South American Fossil Tomatillos Show Nightshades Evolved Earlier than Thought

Delicate fossil remains of tomatillos found in Patagonia, Argentina, show that this branch of the economically important family that also includes potatoes, peppers, tobacco,...