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C13 - Coggle Diagram
C13
Atmospheric pollutants
When hydrocarbon fuels are burnt in a lot of air, the carbon and hydrogen in the fuel are completely oxidised
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In insufficient oxygen, poisonous carbon monoxide gas is formed
At the high temperatures in engines, nitrogen from the air reacts with oxygen to form oxides of nitrogen.
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Our evolving atmosphere
Photosynthesis by algae and plants decreased the percentage of carbon dioxide in the early atmosphere. this was when the formation of sedimentary rocks and fossil fuels took place.
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Global Climate Change
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The economies of developed countries are based on energy that is obtained in fossil fuels, so changes would cost money.
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Greenhouse gases
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The vast majority of peer reviewed evidence shows that there were increased greenhouse gases from human activities.