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

subsistence flows

Natural environment; Water

the component of an instream flow regime that represents infrequent, naturally occurring low flow events that occur for a seasonal period of time. They maintain water quality criteria and provide ...

aquatic ecosystem

Natural environment; Water

Basic ecological unit composed of living and nonliving elements interacting in an aqueous milieu.

downgradient

Natural environment; Water

The direction that groundwater flows; similar to "downstream" for surface water.

influent

Natural environment; Water

The stream of water that enters any system or treatment unit.

phreatophytes

Natural environment; Water

Plants that send their roots into or below the capillary zone to use ground water.

supercritical flow

Natural environment; Water

flow characterized by high velocity and a Froude number greater than 1. When the Froude number is greater than 1, inertial forces are greater than gravitational forces.