By the time Hurricane Harvey ended, 27 trillion gallons of rain poured down on Texas and Louisiana. The storm lasted for over a week, but it’s impossible to know how long it will take for the flood to recede throughout the region.
--
FOLLOW POPULAR SCIENCE
http://www.popsci.com
Facebook: https://www.facebook.com/popsci
Twitter: https://www.twitter.com/popsci
Instagram: https://www.instagram.com/popsci
Snapchat: https://www.snapchat.com/add/popularscience
Pinterest: https://www.pinterest.com/popularscience
