Copenhagen climate summit: 50/50 chance of stopping catastrophe, Lord Stern says. An ambitious deal to cut greenhouse gas emissions needs to be agreed at the Copenhagen climate summit to give a 50/50 chance of keeping temperatures from rising more than 2C, Lord Stern has said. [News Source]

Feds reject one Utah plan to clean up air. Federal environmental officials don't think Utah has done a good-enough job of cleaning up urban Utah's air. The U.S. Environmental Protection Agency said today the state must do more to deal with PM 10, a type of airborne soot and pollution. [News Source]

Australia and climate change: The pitiless blue sky. A workable global climate deal will require rich countries to play their part, and if some, such as Australia, try to opt out of action then others will follow. [News Source]

Environment tax. The Environment Ministry has proposed a new tax to finance measures to stem global warming. It would serve as an effective means to help reduce the nation's greenhouse gas emissions. [News Source]

Beware global warming - and the lobbyists. The climate debate here in the UK is still characterised to a great extent by misinformation, conspiracy theories and ideological prejudices. But why? When did science and progress become the enemy? [News Source]

Climate change special: Twelve days to save the world. In 1936, Winston Churchill and George Orwell warned about the rise of Nazism. A terrible threat was rising, and it had to be stopped. This is our position today. This is our choice. We can make history – or we can commit suicide. [News Source]

David Davis: Why this ferocious desire to impose hair-shirt policies? Today, the economic climate makes people question whether we can afford the expense of these policies. The UK's environmental policy has a long-term price tag of about £55bn, before taking into account the impact on economic growth. [News Source]

Betting on Copenhagen. During the past eight years, the bipeds increased their carbon dioxide emissions above their own worst case projections — and this during a period when they had pledged to bring them down! [News Source]

It’s not waste; it’s energy. The moratorium on new waste-to-energy facilities made sense 20 years ago, but the world has changed. So, too, should our policies. It’s time to lift the moratorium. [News Source]

Gunter: Carbon capture costs show folly of idea. Carbon sequestration might help revive production from old oilfields. But it will never make economic sense, whether as an environmental or natural resource scheme, without massive public subsidies. [News Source]

Rising anxiety. Sea levels across the world are rising slowly every year, a fact that is creeping off the pages of numerous science reports and environmental awareness campaign leaflets into people's daily consciousness, particularly those living on the eastern and southern coasts of China. [News Source]