Groundwater recharge From Wikipedia, the free encyclopedia https://en.wikipedia.org/wiki/Groundwater_recharge Water balance Groundwater recharge or deep drainage or deep percolation is a hydrologic process where water moves downward from surface water to groundwater. This process usually occurs in the vadose zone below plant roots and is often expressed…
Lake stratification From Wikipedia, the free encyclopedia https://en.wikipedia.org/wiki/Lake_stratification Lake stratification is the separation of lakes into three layers: Epilimnion – top of the lake. Metalimnion (or thermocline) – middle layer that may change depth throughout the…
ttp://en.wikipedia.org/wiki/River_ecosystem From Wikipedia, the free encyclopedia This stream in the redwoods together with its environment can be thought of as forming a river or lotic ecosystem The ecosystem of a river is the river viewed as…