Fill in the Blanks Care of water sourcesOnline version In this activity you must complete the text with the given words. by NATALIA CALDERON QUEZADA 1 rehabilitation region uses economy Water Earth organisms 60% vital essential is a renewable natural resource for the , energy generation , and survival of living on . Surface and groundwater , riverbeds , streams , and riverbanks are available for various in a , and around of the world's population relies on groundwater as their primary source of drinking water . Taking care of our water sources is to ensure energy generation , irrigation , watershed management , drainage , water supply and sanitation , protection against floods , industrial supply , tourism , recreation , fisheries , navigation , ecosystem preservation , and .