Иностранный язык (английский ) для студентов направления "Техносферная безопасность"

a rain or any other form of precipitation that is unusually acidic, meaning that it has elevated levels of hydrogen ions (low pH)

something that is added to something else

is the establishment of a forest or stand of trees (forestation) in an area where there was no previous tree cover.

occurs when harmful or excessive quantities of substances are introduced into Earth`s atmosphere.

the amount or level of an alkali (= a substance with the opposite effect or chemical behaviour to an acid) in a substance:

solid air shell of the Earth, consisting of a mixture of gases, water vapor and dust particles

 the shell of the Earth , the composition, structure and properties of which are more or less determined by the present or past activities of living organisms.

Ecology is a branch of biology concerning interactions among organisms and their biophysical environment, which includes both biotic and abiotic components.

An ecosystem is a community of living organisms in conjunction with the nonliving components of their environment, interacting as a system.

Effluent is atmospheric water and precipitation, which includes meltwater and rainwater, as well as water from irrigation of green spaces and streets, diverted to reservoirs from the territories of industrial enterprises and settlements through the sewer system or by gravity, the properties of which have been degraded as a result of human activity.