Obviously many politicians have an economic biast in fossile energy connections that provide for their income. Apart from the fact that many private individuals don’t really know how to scale the effects. So the two live on each others back.
Because free renewable energy is more efficient, it will cause economic repulsians comparable to climate change. So, if you solve both problems by agreeing on the fact to prevent unwanted unbalances in both realms, you will get a lot further than by denying it.