Models walk runway at the Louvre with flying cars hovering above as designer envisions city life in a warming world

In silk slip dresses, breezy vented tunics and gossamer layers of chiffon, the models on Louis Vuitton’s catwalk were perfectly dressed for an unseasonably warm October evening in Paris. As the show began at sunset it was still 24C.

This summer’s record temperatures were on designer Nicolas Ghesquiière’s mind. “The world is getting warmer, this definitely had a strong influence” he said.