Environment statistics

Environment statistics

The development of methodologies and data collection in support of the development and harmonization of national and international statistics on the environment.

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Environment statistics

Algal bloom

Environment; Environment statistics

Rapid and significant increase in one or a few species of planktonic algae, stimulated by input of nutrients. See also blue-green algae and eutrophication.

Rain shadow

Environment; Environment statistics

Area in which there is little or no rainfall because it is located to the leeward side of mountains, the opposite side being exposed to moisture-laden winds.

Storm tank

Environment; Environment statistics

Tank for storage and partial treatment of excess storm sewage prior to its disposal in a body of water. It is usually situated near sewage treatment works.

Natural assets

Environment; Environment statistics

Assets of the natural environment. These consist of biological assets (produced or wild), land and water areas with their ecosystems, subsoil assets and air.

Freshwater

Environment; Environment statistics

Naturally occurring water having a low concentration of salts. It is generally accepted as suitable for abstraction and treatment to produce potable water.

Recycling

Environment; Environment statistics

Processing and use of wastes in production and consumption processes, for example, melting of scrap iron so that it can be converted into new iron products.

Genetic effects of radiation

Environment; Environment statistics

Inheritable changes, chiefly mutations, produced by the absorption of ionising radiations. On the basis of present knowledge, these effects are additive and irreversible.