Around 160 world leaders are due to sign a new climate pact at a United Nations ceremony in New York. It's the largest number of signatories ever garnered for any UN agreement's opening day. Among them are China and the United States, the world's top emitters - accounting together for 38 per cent of greenhouse gas emissions. Image: United Nations Headquarters in New York City (AAP)
Around 160 world leaders are due to sign a new climate pact at a United Nations ceremony in New York. It's the largest number of signatories ever garnered for any UN agreement's opening day. Among them are China and the United States, the world's top emitters - accounting together for 38 per cent of greenhouse gas emissions. Image: United Nations Headquarters in New York City (AAP)
