“Humans have been transforming seawater into potable freshwater for millennia. Today, billions of people can’t access clean drinking water, and 87 different countries are projected to be “water-scarce” by 2050. So, how can we use seawater desalination to combat water scarcity? And can we do it without further harming the environment? Manish Kumar digs into how scientists are creating freshwater.”
[TED-Ed via Laughing Squid]