Electric cars, wind turbines, solar panels... The energy transition holds the promise of a more prosperous and peaceful world, finally free of oil, pollution and shortages. But this official thesis proves to be a myth : by breaking free of fossil fuels, we are setting ourselves up for a new dependence on rare metals. Severe ecological, economic for the supply of these strategic resources have already begun. And if the “green world” that awaits us turned out to be a new nightmare?