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Card 6
Front
How many tonnes of pollution are emitted each year?
Back
Card 7
Front
What are the four main sources of pollution in Mexico City?
Back
Card 8
Front
What percentage of pollution is from internal combustion engines?
Back
Card 9
Front
What pollutant gas is associated with industrial activity in the city?
Back
Card 10
Front
What pollutant gases is associated with motor vehicles emissions?
Back
Card 11
Front
What causes the smog over Mexico City?
Back
Card 12
Front
How is the pollutant, ozone, produced?
Back
Card 13
Front
Where do particulates come from in Mexico City?
Back
Card 14
Front
What effects do pollutants have on humans?
Back
Card 15
Front
How many inhabitants have no running water?
Back
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