> This means renewables are economically worthwhile based solely on the fuel savings they provide. Even if they would never fully replace fossil power plants, but only reduce how much fuel those plants consume, they would be worth it. Simply reducing fossil fuel use during sunny or windy periods—or when batteries charged from these periods are available—saves more money than the entire investment in renewables. That's how remarkably cheap solar, wind, and batteries have become—and precisely why they're winning around the world today.
Here a blog with an interactive website to explore that:
https://electrotechrevolution.substack.com/p/renewables-allo...
> This means renewables are economically worthwhile based solely on the fuel savings they provide. Even if they would never fully replace fossil power plants, but only reduce how much fuel those plants consume, they would be worth it. Simply reducing fossil fuel use during sunny or windy periods—or when batteries charged from these periods are available—saves more money than the entire investment in renewables. That's how remarkably cheap solar, wind, and batteries have become—and precisely why they're winning around the world today.