Think you can solve global warming? In this game called Climate Challenge from the BBC, you're a president of the European Nations and have just 10 years to tackle the global climate change through instituting policies and persuading competing regional blocs to reduce their carbon emissions.
Link [Flash] - via Celsias and Hugg (which is like digg, but for green news)
And it's odd. I had near 100% popularity and full money/energy the whole time. But i had trouble keeping water and food in stock.