EDF is converting its large power plant from fuel oil to rapeseed. Everything is dizzying, from the steep slopes of the mountains to the waterfalls.

7 meters of water falls each day on this part of the island, ten times more than in Paris. The challenge is to ensure, on site, the production of electricity for nearly 900,000 inhabitants and 35,000 businesses. This article is reserved for subscribers. You have 85% left to discover. Do you want to read more? Unlock all items immediately.