The U.S. is not the only country trying to think ahead and find ways to mitigate future flood damage. Queensland has experienced many devastating floods in recent years and is working to anticipate and aboid future flood damamges. Here are two sources of more information about their present efforts:
One more article, citing additional reports that explain the Australian approach to flood management. Feb. 15.
Article covers several decades of flood experience in the U.K.
Thanks for Chris Jones for point out these resources to me.