An ecosystem where all water runoff drains into a single body of water
a body of rock or sediment that stores groundwater and allows the flow of groundwater.
water that seeps downward into and through soil or rock; water stored underground in rock layers
The amount of open space between rock particles.
ability of rock or soil to allow water to flow through it
Release of harmful materials into the environment
The downward movement of water through soil and rock due to gravity.
the movement of surface water into rock or soil through cracks and pore spaces
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