About 30% (11 × 1015 m3) of all fresh water on Earth is stored as groundwater. The water measured as groundwater is more than 100 times the amount collected in streams and lakes.
About Protecting Iowa's and America's Waters
About Protecting Iowa's and America's Waters
About 30% (11 × 1015 m3) of all fresh water on Earth is stored as groundwater. The water measured as groundwater is more than 100 times the amount collected in streams and lakes.