With 19 months to go until the deadline for a new, global pact on climate change, the United States' top negotiator cautioned Thursday against unrealistic expectations, saying the deal "won't be perfect".
Government representatives on Saturday approved a UN report listing options for rolling back emissions from greenhouse gases, NGOs following the proceedings said.
The United States and other governments accused of spying on negotiators at crucial UN climate talks in 2009 should "publicly renounce" such tactics, environmental groups involved in the process said Friday.
A panel of senior statesmen known as the Elders on Friday called for renewed efforts to conclude a world climate pact by the end of 2015 and appealed for a "carbon-neutral" planet by 2050.
Scientists and governments pored over the summary Thursday of an eagerly awaited UN report expected to emphasise the escalating threat from climate change.
Countries around the world need to act with a sense of urgency if the 2015 UN climate change talks on cutting emissions are to have a credible outcome, a top EU official warned Friday.
The European Union said Wednesday that China, the world's largest carbon emitter, was willing to cooperate more closely to address climate change worldwide ahead of a key global pact due in 2015.
Talks towards a worldwide climate pact wrapped up Friday with delegates claiming progress, even though a procedural bust-up with Russia blocked important work.
As UN negotiators roll up their sleeves for the last push towards a universal climate deal, many fear their end-goal of halting global warming at two degrees Celsius is moving out of reach.
Europe on Thursday mooted a diplomatic push to persuade Russia to stop blocking a UN-appointed body tasked with laying vital groundwork for a global pact on climate change.