If hypocrisy took carbon dioxide from the atmosphere then “we’d be at net zero already,” says Sky News host Chris Kenny.

“In London the rich and famous strode the green carpet to support Prince William's so-called Earthshot prize for environmental activism,” Mr Kenny said.

“People who have previously shelled out thousands of dollars for outfits made the incredible sacrifice of wearing them a second time, to demonstrate their commitment to recycling, not to mention their ability to endure great hardships to save the planet.

“Global climate policy fantasy is smashing head on into reality.”