New research led by CU Boulder shows that the changing topography of ice sheets in the Northern Hemisphere during the last Ice Age forced changes in the climate of Antarctica, a previously undocume

NASA found heavy rainfall in Tropical Cyclone Berguitta as it closed in on Mauritius and Reunion Islands. On Jan.

An invasive Australian tree is now posing a serious threat to a global diversity ‘hotspot’ according to new collaborative research between Landcare Research in New Zealand, the Universities of Camb

To help untangle fact from speculation, Cornell climate scientists and their colleagues have developed a “robust null hypothesis” to assess the odds of a megadrought – one that lasts more than 30 y

Populations of cheetahs in southern Africa have declined as farming and other human activities push deeper into the free-roaming cats’ range, a new study co-led by Duke University doctoral student

Just in time for the holidays, researchers at the University of California, Irvine and other institutions are rolling out a new satellite-based drought severity index for climate watchers worldwide

Shrinking glacier cover could lead to increased volcanic activity in Iceland, scientists have warned.

Mathematical models have proven the risk of the on-going pneumonic plague epidemic in Madagascar spreading elsewhere in the world is limited, with the estimated number of exported cases staying bel

Nearly a third of the carbon dioxide released into the atmosphere annually can be traced back to bacteria living in the soil, where they break down plant and animal matter for energy.

Greenhouse gas emissions caused by urban households’ purchases of goods and services from beyond city limits are much bigger than previously thought.