Some argue that transitioning to 100% renewable energy would be too slow to limit climate change, and that closing down nuclear power stations is a mistake.[122][123]

“Nuclear power must be well regulated, not ditched”. The Economist. 6 March 2021. ISSN 0013-0613. Retrieved 31 January 2022. McDonnell, Tim (3 January 2022). “Germany’s exit from nuclear energy will make its power dirtier and more expensive”. Quartz. Retrieved 31 January 2022.

In November 2014 the Intergovernmental Panel on Climate Change came out with their fifth report, saying that in the absence of any one technology (such as bioenergy, carbon dioxide capture and storage, nuclear, wind and solar), climate change mitigation costs can increase substantially depending on which technology is absent.