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Презентация на тему по теме Загрязнение воды (10 класс.Английский язык)

Water pollution is the contamination of water bodies (e.g. lakes, rivers, oceans and groundwater). This form of environmental degradation occurs when pollutants are directly or indirectly discharged into water bodies without adequate treatment to remove harmful compounds.What is water pollution?
Pollution of the Sea Water pollution is the contamination of water bodies (e.g. lakes, rivers, oceans and groundwater). This form of environmental degradation occurs when pollutants are directly Water pollutionPoint sourcesNonpoint sources Thermal pollutionThermal pollution is the rise or fall in the temperature of VCases of pollutionThe main source of pollution is the emission of chemical Water pollution affects the entire biosphere – plants and organisms living in these bodies Point sourcesPoint source water pollution refers to contaminants that enter a waterway from Nonpoint sourceNonpoint source pollution refers to diffuse contamination that does not originate from a single discrete source.
Слайды презентации

Слайд 2 Water pollution is the contamination of water bodies (e.g. lakes, rivers, oceans and groundwater). This form

Water pollution is the contamination of water bodies (e.g. lakes, rivers, oceans and groundwater). This form of environmental degradation occurs when pollutants are

of environmental degradation occurs when pollutants are directly or indirectly discharged into water

bodies without adequate treatment to remove harmful compounds.

What is water pollution?


Слайд 3 Water pollution

Point sources

Nonpoint sources

Water pollutionPoint sourcesNonpoint sources

Слайд 4 Thermal pollution

Thermal pollution is the rise or fall

Thermal pollutionThermal pollution is the rise or fall in the temperature

in the temperature of a natural body of water

caused by human influence.

Elevated water temperatures decrease oxygen levels, which can kill fish and alter food chain composition


Слайд 5 V
Cases of pollution
The main source of pollution is

VCases of pollutionThe main source of pollution is the emission of

the emission of chemical compounds from factories
Contaminants may include organic and inorganic substances.


Слайд 6 Water pollution affects the entire biosphere – plants and

Water pollution affects the entire biosphere – plants and organisms living in

organisms living in these bodies of water. In almost all

cases the effect is damaging not only to individual species and population, but also to the natural biological communities.


Damage to the nature


Слайд 7 Point sources

Point source water pollution refers to contaminants that

Point sourcesPoint source water pollution refers to contaminants that enter a waterway

enter a waterway from a single, identifiable source, such

as a pipe or ditch.

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