July’s floods were a rare event, but such events will become more likely with additional warming. Climate change has increased the likelihood of heavy downpours in Western Europe such as the July rains that led to devastating flash floods, researchers affiliated with the World Weather Attribution network report August 23. Such extreme rains are 1.2 to 9 times more likely to happen — and those downpours are 3 to 19 percent heavier — as a result of human-caused climate change, the team found.
By Carolyn Gramling. Science News. August 23, 2021.