the greens follow the green

The cult of gaia is definitely a for-profit organization:

Of course, as Michael Crichton pointed out in State of Fear, environmental groups need a frightened populace to ensure their existance, and global warming is good for that, if properly sped up and hysterically hyped.

But wait, there's more! Global warming is good for fundraising. And not just because groups you global warming fear to get more people to join and pay dues. There's also (lawsuits).