The Biden administration in the U.S. is weighing approval of a major oil project on Alaska's petroleum-rich North Slope that supporters say represents an economic lifeline for Indigenous communities in the region but environmentalists say is counter to President Joe Biden's climate goals.

As the flood cleanup at Yellowstone National Park grinds on, climate experts and meteorologists say the gap between the destruction and what was forecast underscores a troublesome aspect of climate change: Models used to predict storm impacts do not always keep up with increasingly devastating weather events.

As former U.S. Interior Secretary Ryan Zinke exits Washington amid a cloud of unresolved investigations and criticism of his actions favouring industry, he told The Associated Press that he has lived up to the conservation ideals of Teddy Roosevelt and insisted that the myriad allegations against him will be proven untrue.