Stacey A. Archfield Robert M. Hirsch 2015 <p><span>Heavy precipitation has increased worldwide, but the effect of this on flood magnitude has been difficult to pinpoint. An alternative approach to analysing records shows that, in the central United States, floods have become more frequent but not larger.</span></p> application/pdf 10.1038/nclimate2551 en Nature Flood trends: Not higher but more often article