The withdrawal of key players from the Paris climate deal would "complicate" implementation of the pact, the Kremlin said Thursday, as U.S. leader Donald Trump weighed up pulling out. 

China will "steadfastly" implement the Paris climate pact, Premier Li Keqiang said Thursday, urging others to do likewise, as US President Donald Trump was due to announce whether he will keep Washington in the deal.

"China will continue to implement promises made in the Paris Agreement, to move towards the 2030 goal step by step steadfastly," Li said in a joint press conference with German Chancellor Angela Merkel. "But of course, we also hope to do this in cooperation with others."

Donald Trump has decided to pull the United States out of the Paris climate accord, U.S. media reported Wednesday, as the president kept the world guessing -- saying an announcement will come in the "next few days."

The European Union moved Monday to crack down on emissions cheating after the Volkswagen "Dieselgate" scandal by giving the EU executive more powers to monitor testing and fine automakers.

G7 nations on Saturday were deadlocked over climate change as US President Donald Trump rebuffed pressure to toe the collective line in the club of powerful democracies.

Delegates from the Group of Seven leading economies said a closing summit statement to be issued later Saturday would acknowledge only that six members were committing to upholding the Paris climate accord on curbing emissions, while the United States continues to reflect on the matter.

Not even Donald Trump can stop the campaign to roll back climate change, Al Gore said Monday as the former U.S. vice president's sequel to Oscar-winning documentary "An Inconvenient Truth" screened at the Cannes film festival.

Arnold Schwarzenegger has four Hummers and likes nothing better than getting up at 5am to ride his Harley Davidson to the beach for breakfast.

After frustrating talks in Bonn with an American delegation in limbo, UN climate negotiators are pinning their hopes for the Paris Agreement's future on diplomatic arm-twisting at the highest level. 

UN climate negotiations conclude in Bonn on Thursday with delegates putting on a brave face despite the threat of an American exodus hanging over their global pact to stem global warming.

Envoys from nearly 200 country signatories to the Paris Agreement kept a close eye on Washington throughout their 10-day huddle for any signal about President Donald Trump's intentions.

Countries at high risk of sea-level rise, drought and storms caused by global warming urged world leaders Wednesday to stay the course despite America's threatened exit from a U.N. climate pact.