And here's more:
http://www.theminorityreportblog.com/hin..._history_lesson
http://en.wikipedia.org/wiki/Emissions_trading
Do the rest on your own if your truly interested.
http://www.theminorityreportblog.com/hin..._history_lesson
http://en.wikipedia.org/wiki/Emissions_trading
Do the rest on your own if your truly interested.