how do you know that global warming exists?

[#1gooner]

Is it through reason, emotion or your senses.

If you don't think that global warming exists why not?

please elaborate your answers if you will...

[JesseD]

We make so many air pollution that traps in heat and the sun raise cant escape and just keeps on warming the earth and the glaciers start to melt and that is global warming

[mz112ungu]

My senses. Not too far from my home is the Colombia Icefield. I first saw it in 1976 when it was a short walk from the highway. Since then it has retreated so far that you need to take a bus to get to it.

[Chappy]

No, i think smog, the depletion of the ozone layer and the increasingly bad storms and warmer climates are all made up cuz im a dumbass