Improved data, models and analyses from researchers in the latest global climate assessment report provide new levels of certainty about what the future holds for the planet.
Infrastructure in Alaska and elsewhere in the Arctic will deteriorate faster than expected due to a failure by planners to account for the structures' impact on adjacent permafrost.
A new study shows a few degrees of warming can trigger abrupt thaws of vast frozen lands, releasing huge stores of greenhouse gases and collapsing landscapes.
Earth Science Women's Network Member Spotlights - Colleen Iversen
Dr. Colleen Iversen is an ecosystem ecologist who uses a variety of field and laboratory techniques to understand and predict how ecosystems are shaped by environmental change.
Breaking the Ice: ORNL Explorer Back from the Arctic
You think it's cold in East Tennessee? Try getting close to the North Pole, where the wind chills in early autumn routinely whip down to -25°C (-13°F).
