Late-night wrangling between UN members in Lima secured agreement between developing and rich nations on a framework  to cut pollution. Photograph: John Giles/PA Wire

After a marathon round of negotiations in Lima, sleepless delegates from all over the world have produced a road map that should lead to a historic in(...)

The Peruvian environment minister Manuel Pulgar-Vidal delivering a speech during the opening of the  20th United Nations Climate Change Conference at Lima, Peru, this month. Photograph: Paolo Aguilar

Frantic negotiations to salvage the UN’s 20th climate conference are running right up to the wire after an earnest plea to negotiators by its presi(...)

UN Convention on Climate Change executive secretary Christiana Figueres: insists  last week’s six-day meeting delivered “fresh clarity”. Photograph: Karim Jaafar/AFP/Getty Images

The world’s governments are running out of time to conclude an effective international agreement on climate change by the end of next year, following(...)

The UN climate convention in Bonn was told world leaders will need to show “real political commitment” if an international treaty to tackle global warming is to be concluded before the end of next year. Photograph EPA/Matthias Balk

World leaders will need to show “real political commitment” if an international treaty to tackle global warming is to be concluded in Paris before (...)

Greenpeace activists throw coal in the air during a protest in front of the Polish Economy Ministry headquarters building against the World Coal Summit and the 19th conference of the United Nations Framework Convention on Climate Change (COP19) in Warsaw yesterday. Photograph: Reuters

Most of the world’s coal reserves “will have to stay in the ground” and further investment in mines and coal-fired power stations could go ahead on(...)