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…
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 as a flux to…
http://en.wikipedia.org/wiki/Pond From Wikipedia, the free encyclopedia A pond in Swarzynice, Poland A pond is a body of standing water, either natural or artificial, that is usually smaller than a lake.[1] They may arise naturally in floodplains as part of…