Challenges in predicting and simulating the Madden-Julian Oscillation indicate a lack of understanding of the atmospheric circulation pattern's fundamental physics.
Climate Change
Posted inResearch Spotlights
To Help Fix the Hole in the Ozone Layer, Just Add Ice
Computer simulations show that adding tiny droplets of ice to the atmosphere during the spring could help eliminate chlorofluorocarbons and repair the hole in the ozone layer.
Posted inNews
Obama Uses Alaska Tour to Focus on Climate Change
In speeches and planned visits to a threatened village and a receding glacier, President Obama makes the case that global warming is happening now and warrants immediate action.
Posted inResearch Spotlights
Surface Climate Processes Keep Earth's Energy Balance in Check
Models show that an abrupt increase in carbon dioxide emissions would trigger feedback processes that would change Earth's hydrological cycle.
Posted inNews
Does U.S. Hurricane Rating Scale Get the Danger Right?
Some scientists think it's time to retire the Saffir-Simpson scale and start fresh.
Posted inResearch Spotlights
Global Warming Intensifies Drought Conditions in California
The rise in global temperatures has amplified naturally occurring drought conditions in California and has increased the chance of severe droughts in the future.
Posted inNews
Chinese Cave Inscriptions Tell Woeful Tale of Drought
Researchers use the graffiti to extrapolate future drought risk in central China.
Posted inNews
Priorities for Antarctic Research: Glaciers, Genomes, and Cosmic Waves
The next decade of research should focus on the need to understand the changing Antarctic environment and how organisms adapt to it, a high-level report says.
Posted inOpinions
How Can We Better Understand Low River Flows as Climate Changes?
When rivers run low, they threaten ecosystems, economies, and the communities who depend on them. Scientists need to determine how climate change alters this process, but to do so, they'll have to abandon a long-held assumption.
Posted inScience Updates
Sharing Climate Information in the Himalayas
International Conference on Climate Change Innovation and Resilience for Sustainable Livelihood (ClimDev15 Conference ); 12–14 January 2015, Kathmandu, Nepal