Okay, so it's not quite as simple as 'you make a few minor lifestyle changes and global warming is fixed'. But it's not far off. Being pretty cool means the stuff YOU do influences other people. When enough people start doing stuff, big business and governments start taking notice -- and that's when things really get done.
So where do you start? Right here!
And when you're finished here have a look at our action tips to see just how easy it is to make a difference.
Feeling better already? Jackpot!