A Dutch inventor is blending art, science and technology — in the desert — to create new ways to help mitigate the world’s growing thirst.

Deserts and drylands sustain a vast array of animal species, as well as human life — but not for long, if temperatures continue to rise.

Incan technology has returned — and might save the megacity downstream: the Peruvian capital, Lima, population 10 million.

At age eight, Licypriya Kangujam made waves over India’s looming water crisis, and presented an idea that could make a difference.