The United Nations' climate summit in Doha tied up a few loose ends over the weekend but was, at best, a patch-up job. Is the UN process worth the time and effort?
There's a reason fossil fuel giants -- and some environmental groups -- just love carbon capture technology. But is it really the answer to climate change?
The world is talking in the airconditioned confines of Doha, but nobody expects action that matches the science. Renew Economy's Giles Parkinson reports from Doha.
Australia is to sign on to the Son of Kyoto, a dummy UN protocol which aims to get the world back on track on climate change. Is this a good idea, and what does it mean for the carbon price?