Originally Posted by
blackcap
Intermittent wind and solar cannot stand on their own,” the brief concludes. “They must have some form of back-up power, from reliable coal, natural gas, nuclear units, storage capability from hydroelectric facilities, and/or batteries. Batteries of the size and scope needed for 100-percent renewables are unproven and not cost effective.
Source:
"Researchers Say Renewable Energy Mandates Cause Large Electricity Price Increases"
Anthony Watts / 1 hour ago May 2, 2019
By Tim Benson