Climate varies naturally over all time scales, but even natural variations are being altered by climate change. Jonathan T. Overpeck, Dean of the U-M School for Environment and Sustainability, explores how climate change affects extreme climate and weather, suggesting that 2022 has been unusually disastrous. Overpeck also explains how La Nina, a pattern of ocean and atmospheric conditions in the tropical Pacific, is an example of extreme weather and details implications across the globe.
