Originally Posted by adidasss

Swim, global warming is just a theory! Seriously, despite the fact that it's relatively easy to prove the planet's climate is changing, I think it isn't so easy to prove humans are (solely) responsible for it. As we've all learned, our planet has gone though numerous such changes, most of which were much more dramatic than those we're experiencing right now. I remember hearing about some research about the effect underwater volcanic gas emissions have on global warming and the ozone layer. Surely we couldn't have made such an impact in such a short period of time?