08/02/2021
To transition to a green renewable we need to figure out energy storage. Pumped storage and hydro is the most cost effective large battery storage option available.
https://www.theguardian.com/environment/2021/feb/08/powering-up-uk-hills-could-be-used-as-energy-batteries?fbclid=IwAR3Y5Nb03ahlDcMTO1YuhFyUl8fw4dTvT9Ovd3jt3WxAkPDfrBjpFr1L7PA
Engineers explore using gentle slopes rather than steep dams or mountains to store electricity