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earthy construction, made on a hillside for protection of its ground cover from water destruction. Water-detention and diversion E.p. are distinguished.

a matter, which, at depositing it into a soil or a pool, provides the increase in their biological productivity. Mineral, organic, bacterial F. are distinguished.

a list of rare and extinction threatened organisms; there are distinguished international, national and local versions of R.b. as well as separate R.b. of plants, animals

a hydraulic engineering construction for intake and driving back of water in a given direction; there are distinguished opened and closed C., which, in turn, are divided

[English impact - percussion] - monitoring in zones and spots which are super dangerous for a natural environment situation. I.m., as a rule, is distinguished with integr

a number of species in a given community or in a given area. There are distinguished .Alpha – diversity (a number of species in a considered biotope), beta – diversity (a