Pollution in our life

Pollution in our life.

• Nowadays pollution is one of the biggest and serious problem of world.
• Scientists still search solution to pollution problem . But, pollution is increasing and we only can reduce it’s affect.
• How we can prevent pollution?

• Pollution divides to some types:
• a) Air pollution.
• b)water pollution.

Air pollution

• Factories and cars release poisonous gases into the air.
• China is the most polluting country in the world. The air in China is so polluting that breath without special mask is unhealthy as you smoke 21 cigarettes a day.

Causes of air pollution

Natural sources:

• Volcanic eruptions
• Forest fires
• Pollen grains of flowers

Man-made sources

• Rapid industrialization
• Emission of vehicles
• Wars
• Deforestation