The atmosphere can hold about 7% more moisture for each degree Celsius — 1.8 degrees Fahrenheit — of warming, said Amir AghaKouchak, professor of civil and environmental engineering at UC Irvine. That means in a warmer climate storms can produce extreme rainfall more often than in the past. “We have places where average precipitation has remained more or less the same, but we see more and more extreme events,” AghaKouchak said. Read More