WASHINGTON, D.C., United States (AFP) – US climate scientists accused four of the world’s largest oil companies Tuesday of lying about the harms linked to their industry and trying to delay the switch to cleaner fuel. American multinationals ExxonMobil and Chevron, as well as Britain’s BP and Shell, are being investigated by the US Congress for their role in spreading misinformation about climate change. Michael Mann, an academic, told the House oversight committee the companies […]