Revealed: British ad firm’s billion-dollar greenwash of US oil industry

A British advertising conglomerate, WPP, is accused of breaching its climate policy by enabling US oil giants like ExxonMobil, Chevron, Shell, and BP to spend $1.5bn on climate-misleading ads since 2015. Analysis by DeSmog reveals WPP outspent its US rivals Omnicom and Interpublic Group in oil industry advertising.