Andrew Monaghan used to spend his time analyzing mathematical models of climate change in Antarctica. Now the NCAR scientist sits down with traditional healers in remote villages in Uganda.

How could a tornado outbreak kill more than 200 people? Several factors—meteorological, geographical, and sociological—came together in a rare and deadly way.

A new study looks at how the anticipated recovery of the ozone hole over Antarctica and simultaneous increase in greenhouse gas concentrations will combine to affect weather and climate in the Southern Hemisphere.