Desalination is the process of getting salt out of saltwater so that it’s drinkable and usable on land. There are two main techniques: You can boil the water, then catch the steam, leaving behind the salt. Or you can blast the water through filters that catch the salt but let the liquid through. The latter is the more modern process, but both methods use a lot of energy.
FOR FULL ARTICLE: https://www.washingtonpost.com/climate-solutions/2021/09/28/desalination-saltwater-drought-water-crisis/