Mines using renewable energy are being encouraged to harvest and store heat wasted during minerals processing and to then use its green electrons to close renewables intermittency gaps that come about when the sun isn’t shining and the wind isn’t blowing. Implementing systems to do this also come with considerable economic benefit, Kraftblock co-founder and CEO Dr Martin Schichtel outlined to Mining Weekly in a  Zoom interview.  (Also watch attached Creamer Media video.)