Sustainable / renewals such as Hydro, Wind, Solar, Geothermal, Waves etc will progressively take over and become major energy sources for future energy mix. (greencarcongress.com)
It could even take the form of an investment in carbon capture and storage technology to allow fossil fuels to be part of the future energy mix. (fortune.com)
Even if we can be entirely convinced that it will be secure, that we can dispose of its detritus safely, and that the state won't have to lavish funds on it that could be used to develop and support more relevant power sources, we just don't need it in the future energy mix. (totalpolitics.com)