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.

A batch of centuries-old olive trees in southern Italy have been moved out of the way of a controversial new pipeline in a dead-of-night operation that required the deployment of dozens of police.

The dried-out oyster shells lie on a landscape parched and cracked by the sun.

U.S. Secretary of State Rex Tillerson warned the governments and peoples of the Arctic on Thursday that President Donald Trump will put America first when it comes to climate change.

Representatives from the eight nations with territory in the great white north and the indigenous peoples who make their homes there had come to Alaska looking for reassurance.

The collapse of a tunnel at the most contaminated nuclear waste site in the United States has raised safety concerns at such facilities described by some as ticking time bombs.