Water

Water

Water is a chemical compound with the chemical formula H20. A water molecule contains one hydrogen atom and two oxygen atoms. Water is a liquid at standard ambient temperature and pressure though it can be a solid (ice)in low temperatures or evaporate into water vapor a higher temperatures.

Industry: Natural environment

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Water

elevation

Natural environment; Water

The height or level of a lake. It is measured in feet above mean sea level. See mean sea level.

irrigation scheduling

Natural environment; Water

Careful choice of irrigation application rates and timing to help irrigators maintain yields with less water.

preservative

Natural environment; Water

A chemical added to a water sample to keep it stable and prevent compounds in it from changing to other forms or to prevent microorganism densities from changing prior to analysis.

threatened species

Natural environment; Water

Under the Federal Endangered Species Act, animal populations may be determined to be either threatened or endangered. Populations listed as threatened are less severely depleted than populations ...

base flow

Natural environment; Water

sustained flow of a stream in the absence of direct runoff. It includes natural and human-induced streamflows. Natural base flow is sustained largely by ground-water discharges.