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The Atmosphere and the Environment by Mind Map: The Atmosphere and the
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The Atmosphere and the Environment

Composition of Air

79% Nitrogen

New node

20% Oxygen

For Combustion

1% Noble Gas

0.9% Argon

0.1% Helium, Xenon, Neon

0.03% Carbon Dioxide

Air Pollutants


Photochemical Smog

Carbon Monoxide, Incomplete combustion of petrol

Sulfur Dioxide, Combustion of fossil fuels in power stations, Volcanic activity

Oxides of nitrogen, Nitrogen Oxide/Dioxide, Car engines, Power stations, Lightning

Unburnt Hydrocarbons


Methane, Farming, Bacterial decay of vegetable matter/livestock

Non-toxic in small amounts, Ozone, Reaction of sunlight with other pollutants

Reducing Pollution


Use renewable resources for electricity, Wind, Hydroelectric, Solar

Use cleaner fuels, Compressed Natural Gas

Reduce Sulfur Dioxide emissions in power stations, Add powdered limestone to the hot gasses produced

Reduce pollutants emitted in to the air, Fit cars with catalytic converters


To have cleaner air

Save our environment from being completely damaged

Prevent Global Warming from destroying our Earth