Gradual growth in renewable energy is inevitable
After all the oil & coal, and even after all the uranium & thorium & deuterium in the Earth's crust and oceans are depleted..... the sun will still be burning just as bright as ever.
Space/Science » in reply to Solar panels using concentrators
After all the oil & coal, and even after all the uranium & thorium & deuterium in the Earth's crust and oceans are depleted..... the sun will still be burning just as bright as ever.