Greentech has become big business for a variety of reasons: energy is a $6 trillion a year market
, national security concerns
pushing governments into creating sustainable domestic power supplies, and, of course, the need to develop non-polluting energy sources to stem global warming and climate change. This last reason is regarded as a factor uniting the private sector, environmentalists and NGOs, governments, and just about anyone else who's got a stake in making sure (a) we don't burn to a flaky crisp or (b) Sea World doesn't morph from amusement park to never-ending Kevin Costner movie
. But the state of affairs in this unholy alliance are not quite what they seem.