Что такое findslide.org?

FindSlide.org - это сайт презентаций, докладов, шаблонов в формате PowerPoint.


Для правообладателей

Обратная связь

Email: Нажмите что бы посмотреть 

Яндекс.Метрика

Презентация на тему Ecological problems

Ecological Problems
Project Ecological Problems As you see, factories and plants dump industrial waste into the air. Cars and buses put a lot of smoke into the air. There I’d like to add the railways are also one of the sources You know that railway transport throws out into the atmosphere 300 kinds Some people’s activities do a lot of harm to forests and trees. Not to litter the ground and water sources with paper, cans or One more source of air pollution. We produce carbon dioxide when we Factories and plants must stop to throw chemical and toxic wastes into People must discuss different ecological problems and make correct conclusions. Only common People must change their way of life and their attitude to the nature! People must care about animals and plants and they should not kill People must not cut down so many 								trees. Please, save the Environment !
Слайды презентации

Слайд 2 Ecological Problems

Ecological Problems

Слайд 3 As you see, factories and plants dump industrial

As you see, factories and plants dump industrial waste into the

waste into the air. The by-products of their activity

pollute the air we breath.

Слайд 4 Cars and buses put a lot of smoke

Cars and buses put a lot of smoke into the air.

into the air. There are too many cars nowadays.

There are often traffic jams in Irkutsk. They do a lot of harm to our town atmosphere and ruin the beauty of the countryside because many new roads are built everywhere.

Слайд 5 I’d like to add the railways are also

I’d like to add the railways are also one of the

one of the sources of pollution, especially locomotives. One

locomotive exausts as much harmful waste into the air as 40 or 50 cars.

Слайд 6 You know that railway transport throws out into

You know that railway transport throws out into the atmosphere 300

the atmosphere 300 kinds of harmful substances which change

the structure of air. It’s very dangerous for the health of people.

Слайд 7
Some people’s activities do a lot of harm

Some people’s activities do a lot of harm to forests and

to forests and trees. They are cut down. Their

disappearance upsets the oxygen balance. As a result some rare species of animals , birds and plants disappear forever.

But trees disappear not only because of it. Every day we waste tons of paper made from wood .


Слайд 8
Not to litter the ground and water sources

Not to litter the ground and water sources with paper, cans

with paper, cans or bottles. People should not throw

rubbish and trash into the rivers and lakes.

Слайд 9
One more source of air pollution. We produce

One more source of air pollution. We produce carbon dioxide when

carbon dioxide when we burn things. Trees take this

gas from the air and produce oxygen. There are fewer trees and of course, more dioxide.

Слайд 10 Factories and plants must stop to throw chemical

Factories and plants must stop to throw chemical and toxic wastes

and toxic wastes into the rivers and seas.


Слайд 11 People must discuss different ecological problems and make

People must discuss different ecological problems and make correct conclusions. Only

correct conclusions. Only common efforts will help to stop

further pollution.

Слайд 12 People must change their way
of life and

People must change their way of life and their attitude to the nature!

their attitude to the nature!


Слайд 13 People must care about animals and plants and

People must care about animals and plants and they should not

they should not kill animals for their fur.


Слайд 14 People must not cut down so many trees.

People must not cut down so many 								trees.

  • Имя файла: prezentatsiya-ecological-problems.pptx
  • Количество просмотров: 126
  • Количество скачиваний: 0