After a wildfire burns through a landscape, much of the rainfall does not soak into the soil, but instead moves over the surface rapidly as runoff. Heavy rains can lead to destructive debris flows.
From: https://labs.waterdata.usgs.gov/visualizations/fire-hydro/index.html?utm_source=twitter&utm_medium=usgs_datasci&utm_campaign=i70#/ …
BEFORE wildfire AFTER wildfirepic.twitter.com/IhOK2DaYYD
#VALTELLINA ........nothing is known about Valtellina
Well, perhaps the greatest feature are the small villages with stone houses with slate roofs, the rural landscape still preserved by a relatively recent economic development .....
L. Bracchi pic.twitter.com/kr6NXAqlHR