Lack of access to fresh water is fast becoming the biggest threat to the future of humanity. The easiest solution is turning salt water, abundantly available in the oceans, into drinking water. That’s why rich countries invest in water desalination plants. But such plants are too expensive for most of the Third world. Now, researchers have come up with a solar-powered technique that could make small-scale desalination systems affordable, even for individual households.
New cheap solar-powered energy system turns salt water into drinking water
More of Today's Solutions
The Great Bubble Barrier: bubble curtains are intercepting 86 percent of rive...
BY THE OPTIMIST DAILY EDITORIAL TEAM Rivers are how plastic gets to the ocean. Stop it there, and you stop it for good. The ...
Read MoreThe ultimate guide to drying and storing fresh garden herbs for year-round ho...
BY THE OPTIMIST DAILY EDITORIAL TEAM There's nothing quite like wandering around your garden with scissors in hand, ready to cut fresh herbs to ...
Read MoreNow this is how to make eco-friendly prefab homes without cookie cutter approach
Prefab houses aren’t exactly a thrilling proposition to architects, but with urbanization in full swing, there is a great need for nice, quickly-constructed prefab ...
Read MoreA wild tapir gave birth in Brazil for the first time in more than a century
The Atlantic Forest, which once covered more than a million square kilometers along the eastern coast of Brazil and Argentina, has been steadily sliced ...
Read More
