Have you heard of givepower.org?
The GivePower non-profit founded by Tesla subsidiary SolarCity is supplying solar-powered desalination systems to some of the world’s neediest communities, backed by Tesla’s Powerwall battery technology.
Article: https://www.pv-magazine.com/2020/02/06/a-new-solar-desalination-system-to-address-water-scarcity/
Website: https://givepower.org/
I think ETN would be the perfect partner for this organisation.
Check it out: