There has been a decline in the efficiency of natural land and ocean sinks which soak up carbon dioxide (CO2) emitted to the atmosphere by human activities, according to findings published this week…

“Being a coral reef scientist these days can be depressing. So many reefs around the world have collapsed before our eyes in the past few years,” says Professor Terry Hughes, Director of the ARC’s…

Washington state climatologist Philip Mote, one of the lead authors of the recently released Fourth Assessment Report of the Intergovernmental Panel on Climate Change, will deliver a public lecture…

From 135,000 to 90,000 years ago tropical Africa had megadroughts more extreme and widespread than any previously known for that region, according to new research. Learning that now-lush tropical…

Scientists are on the trail of Iapetus' mysterious dark side, which seems to be home to a bizarre 'runaway' process that is transporting vaporised water ice from the dark areas to the white areas of…

Why don't we know more about Lake Ellsworth? Because it's a frozen lake. Buried under two miles of ice. In Antarctica. But Northumbria glaciologist Dr John Woodward, together with experts from the…

The ozone hole over Antarctica has shrunk 30 percent as compared to last year's record size. According to measurements, this year’s ozone loss peaked at 27.7 million tons, compared to the 2006 record…

If space travelers ever visit Saturn's largest moon, they will find a tropical world where temperatures plunge to minus 274 degrees Fahrenheit, methane rains from the sky and dunes of ice or tar…

This is a conceptual animation showing how polar ice reflects light from the sun. As this ice begins to melt, less sunlight gets reflected into space. It is instead absorbed into the oceans and land…

Deluges of Biblical proportions were apparently not all that uncommon when glaciers were more prevalent in the Eurasian continent. A glacier served as a natural dam for Siberian rivers and gigantic…