joerojasburke:River flow volumes, as visualized by some guys at…

joerojasburke: River flow volumes, as visualized by some guys at Pacific Institute, who explain: Major rivers of the 48 contiguous United States, scaled by average flow where river symbols are proportional to the “gage-adjusted flow.” The symbols drawn here have widths proportional to the square root of the rivers’ estimated average annual discharge. Only rivers … Read more