People Who Predict Floods Can’t Assume The Climate Isn’t Changing Anymore

For decades, ever since scientists began estimating the threat of floods, the stale-sounding concept of “stationarity” has been a big factor in their deliberations. “Stationarity,” the theory that certain things that contribute to floods don’t change over time, traditionally included climate. Assuming a non-changing climate, experts relied on historical flood risk data to gauge the danger of future floods.

But stationarity — as once defined — no longer exists....
http://thinkprogress.org/climate/2016/07/28/3802705/flooding-impacts/