Yes, the Paris climate change conference can save the planet | Ed Miliband

Earth's temperature is heading towards its highest for three million years. We must move to zero emissions - and it can be done without closing down our economy

"The deal's dead." These were the words of my chief negotiator, approximately six years ago, in the middle of the night in the final hours of the sleep-deprived Copenhagen summit. I was standing in my bedroom as I took his call, about to go to bed for the first time in 36 hours. Thanks to the efforts of a number of countries into the night and the next day, it turned out the deal wasn't quite dead, and something did survive.

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