The United Nations estimates that 2.2 billion people lack safely managed drinking water, and communities from California to ...

Scientists have developed a solar desalination system that turns seawater into drinking water without creating environmentally damaging brine. Special laser-textured metal panels use sunlight to ...

Solar-powered tube wells drive increased irrigation, expanding fields of thirsty rice crops Development coincides with rapidly depleting water tables in Pakistan's bread basket Farmers financially ...