The world is turning its back on oil. But how quickly? Technological advances driven by the threat of climate change could mean the world’s thirst for petroleum tops out sooner than companies such as Exxon Mobil Corp. or giant producers like Saudi Arabia are banking on. “Peak oil” has been debated for decades, but today it means something very different. 1. Why is oil’s future in doubt? About 60 percent of oil is used in transportation, which is also where the biggest technological changes are emerging. The impact of electric carmakers such as Tesla Inc. could be turbocharged by advances in related fields such as self-driving vehicles and ride-hailing apps, which make it possible for people to switch from owning cars to relying on rides from more efficient fleets. The culmination of these trends could transform how people travel and prompt more revisions to forecasts for when oil consumption […]