There is insufficient ability to store the power they generate for times the sun doesn't shine and the wind doesn't blow.
Windmills have a 21 year payback period and a 20 year service life....if you're lucky.
We will never have the resources necessary to make the batteries to store the power.
“We will never have the resources necessary to make the batteries to store the power.”
The batteries of a Tesla would be sufficient to power my house for days.