This month's approval comes more than a year and a half after the floating solar plan was rejected for not meeting ...

The Sesame Solar-Watergen system can generate enough power to light up six average homes, as an example, and more than 50 gallons of drinking water per day depending on the situation, she says.

Researchers at MIT have created a solar-powered device that can make seawater drinkable. The team says the device can remove the salt from seawater for less than the cost of US tap water.