Are humans causing global warming ?

They are because they are burning a bunch of fossil fuels

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that is global warming these are things that will cause global warming: cars,nuclear power plants,air pollution, co2

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that car is burning a lot of fossil fuels

this car is causing global warming because the exhaust is burning a lot of fossil fuels
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this power plant is burning way too much fossil fuels

al of the smoke is burning fossil fules so that is causing global warming
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Co2 is made by burning fossil fuels which wil cause global warming

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Using a bike will not burn fossil fuels. it is better because it's not causing global warming.

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using solar energy will burn less fossil fuels which will slow down global warming

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using wind energy " wind turbines " will not burn fossil fuels which will not burn any fossil fuels