It is now abundantly clear that we have at our fingertips all of the tools we need to solve the climate crisis. The only missing ingredient is collective will.
Climate change is victim of 'tragedy of the commons.' 2009-11-27T09:00-05:00: One reason it is so hard to slash carbon emissions is that climate change occurs globally. The countries that produce the most greenhouse gas all need to take action to fix the problem. That raises a classic economic dilemma called the tragedy of the commons.
The challenge in Copenhagen: reshaping the world 2009-11-27T09:00-05:00: Next months climate summit in Copenhagen seeks to transform the way we run the planet, from the generation of energy, to the building of homes and cities. It would also shift wealth from rich to poor countries in the process.