May 3, 2021 South Africans joined the rest of the world in marking World Earth Day to the backdrop of an electricity grid that is still under immense pressure and still dominated by coal, despite large mining houses announcing divestment in the fossil fuel source. While there are positive moves in the country around renewable energy investment and generation, there is also a marked uptick in business and private investment in sustainable energy solutions to give them some level of energy independence but there is a need to educate the public on just how energy from renewable sources is stored...