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Avoiding Pollution to conserve our nature

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guillermo quintero

on 16 April 2013

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Transcript of Avoiding Pollution to conserve our nature

avoiding pollution to conserve our nature types of pollution Pollution what are the consequences of pollution 1- Mention the 3 types of pollutions.
2- Mention the principles causes of each type of pollution.
3- Choose one of the 10 steps presented in the video and explain, why do you consider it is the most important? Oral Presentation about the short composition

Evaluation criteria

Fluency ______
Intonation ______
Pronunciation ______
Understandable ideas _____
Grammar ______
___/50 Why is it important to aovid pollution?

Water pollution involves any contaminated water, whether from chemical, particulate, or bacterial matter that degrades the water's quality and purity. Water pollution can occur in oceans, rivers, lakes, and underground reservoirs, and as different water sources.

Causes of water pollution include:

•Increased sediment from soil erosion

•Improper waste disposal and littering

•Leaching of soil pollution into water supplies

•Organic material decay in water supplies Air Pollution Water pollution Air pollution is defined as any contamination of the atmosphere that disturbs the natural composition and chemistry of the air. This can be in the form of particulate matter such as dust or excessive gases like carbon dioxide or other vapors that cannot be effectively removed through natural cycles, such as the carbon cycle or the nitrogen cycle.

Some of the most excessive sources include:

Vehicle or manufacturing exhaust

Building construction or demolition

Forest fires, volcanic eruptions, dry soil erosion, and other natural sources Land Pollution Land pollution is the deterioration (destruction) of the earth’s land surfaces, often directly or indirectly as a result of man’s activities and their misuse of land resources.

Since the Industrial Revolution, natural habitats have been destroyed, and environments have been polluted, causing diseases in both humans and many other species of animals. Write a short composition about one of the 3 types of pollution.
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