Are humans causing global warming ?
They are because they are burning a bunch of fossil fuels
that is global warming these are things that will cause global warming: cars,nuclear power plants,air pollution, co2
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
this power plant is burning way too much fossil fuels
al of the smoke is burning fossil fules so that is causing global warming