Falling costs and improving technology leaves politicians as the major hurdle to renewable energy deployment says Tom Burke, founding director of sustainability consultancy and a former executive director of Friends of the Earth.
UNFCCC calls for more nominations and urges countries not to drop pace of progress with crucial climate fund.
Leading climate change economist warns flawed economics could lead to catastrophic rise in temperatures.
Spending a chilly afternoon in a tent, at Occupy LSX full to the brim with people discussing and debating the environment, it is hard not to feel a little inspired.