Guardian: United Nations climate talks aim to make ground on a new global deal as Australia's rhetoric turns negative Share Tweet this Email Stepping stones across a river after heavy rain Photograph: Steve Bentley/Alamy
The United Nations climate change negotiations taking place in Warsaw have been trivially described as a "stepping stone" towards the next big global deal to cut emissions which, some hope, will be greeted with a giant rubber stamp in Paris in 2015.
But stepping stones can be slippery...