These four subsystems are called "spheres." Specifically, they are the "lithosphere" (land), "hydrosphere" (water), "biosphere" (living things), and "atmosphere" (air). Each of these four spheres can be further divided into sub-spheres
B) Infiltration from surface to the soil and then it percolates through the soil down to the bedrock and water table
Roughly around 3.20 billion gallons a day
Judaism, Christianity, and Islamic
