Catchment

catchment area An area having a common outlet for its surface runoff. Same as drainage basin.
catchment basin A drainage area. A structure that receives surface runoff flow. See drainage basin.

C catchment area
Definition (english only)
(1) An area from which surface runoff is carried away by a single drainage system. (2) The area of land bounded by watersheds draining into a river, basin or reservoir.

CATCHMENT
The smallest watershed management unit, defined as the area of a development site to its first intersection with a stream, usually as a pipe or open channel outfall.
CBD ...

Groundwater Catchment Area: An area contributing natural replenshment (recharge) of the groundwater regime. It may include localized discharge areas.

Carbon Offsets Carbon Project Carbon Sequestration Carbon Sink Carbon Storage Carbon Tax Carbon Trading Carcinogens Catalysis Catalytic Converter Catalytic Incinerator Catch Limits Catchment Cell ...

catchment area of an aquiferArea that comprises the intake area and all areas that contribute surface water to the intake area of aquifers.

Subwatershed: Topographic perimeter of the catchment area of a stream tributary.
Sulfur Dioxide (SO2): A pungent, colorless, gas formed primarily by the combustion of fossil fuels; becomes a pollutant when present in large amounts.

Topographic perimeter of the catchment area of a stream tributary.
Source: Terms of the Environment
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Drainage basin. The area of land from which water drains into a river, for example, the Santa Ana River Basin, in which all land area drains into the Santa Ana River. Also called catchment area, watershed, or river basin.
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The bacteriological quality can be variable depending on the nature of the catchment. A variety of soluble materials may be present including potentially toxic metals such as zinc and copper.

provides a good example of a natural ecocatastrophe. An example of a human-induced ecocatastrophe would be the destruction along the Cape coast caused by oil spills, or the increase in flood levels due to the overgrazing of a river's catchment area.

See also: Water, Environment, Waste, Condition, Environmental