🗊Презентация по английскому языку Ecological problems

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Презентация по английскому языку Ecological problems, слайд №1Презентация по английскому языку Ecological problems, слайд №2Презентация по английскому языку Ecological problems, слайд №3Презентация по английскому языку Ecological problems, слайд №4Презентация по английскому языку Ecological problems, слайд №5Презентация по английскому языку Ecological problems, слайд №6Презентация по английскому языку Ecological problems, слайд №7Презентация по английскому языку Ecological problems, слайд №8Презентация по английскому языку Ecological problems, слайд №9Презентация по английскому языку Ecological problems, слайд №10

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Слайды и текст этой презентации


Слайд 1





        Presentation
«Ecological problems»
Описание слайда:
Presentation «Ecological problems»

Слайд 2





Since ancient times Nature has served Man, being the source of his life. For thousands of years people lived in harmony with environment and it seemed to them that natural riches were unlimited. But with the development of civilization man's interference in nature began to increase.
Описание слайда:
Since ancient times Nature has served Man, being the source of his life. For thousands of years people lived in harmony with environment and it seemed to them that natural riches were unlimited. But with the development of civilization man's interference in nature began to increase.

Слайд 3





Large cities with thousands of smoky industrial enterprises appear all over the world today.
Описание слайда:
Large cities with thousands of smoky industrial enterprises appear all over the world today.

Слайд 4





The by-products of their activity pollute the air we breathe, the water we drink, the land we grow grain and vegetables on.
Описание слайда:
The by-products of their activity pollute the air we breathe, the water we drink, the land we grow grain and vegetables on.

Слайд 5





Every year world industry pollutes the atmosphere with about 1000 million tons of dust and other harmful substances. Many cities suffer from smog.
Описание слайда:
Every year world industry pollutes the atmosphere with about 1000 million tons of dust and other harmful substances. Many cities suffer from smog.

Слайд 6





 Vast forests are cut and burn in fire. Their disappearance upsets the oxygen balance. As a result some rare species of animals, birds, fish and plants disappear forever, a number of rivers and lakes dry up.
Описание слайда:
Vast forests are cut and burn in fire. Their disappearance upsets the oxygen balance. As a result some rare species of animals, birds, fish and plants disappear forever, a number of rivers and lakes dry up.

Слайд 7


Презентация по английскому языку Ecological problems, слайд №7
Описание слайда:

Слайд 8





Environmental protection is of a universal concern. That is why serious measures to create a system of ecological security should be taken.
Some progress has been already made in this direction. As many as 159 countries — members of the UNO — have set up environmental protection agencies.
Описание слайда:
Environmental protection is of a universal concern. That is why serious measures to create a system of ecological security should be taken. Some progress has been already made in this direction. As many as 159 countries — members of the UNO — have set up environmental protection agencies.

Слайд 9





The international organisation Greenpeace is also doing much to preserve the environment.
Описание слайда:
The international organisation Greenpeace is also doing much to preserve the environment.

Слайд 10


Презентация по английскому языку Ecological problems, слайд №10
Описание слайда:



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