We think of Earth as the “blue” planet ... as rainwater (“green water”). It also captures water used to make wastewater generated in manufacturing safe for reuse (“grey water”).

particularly given the cost premium of the green form of the gas over fossil-fuel-powered, ‘grey' hydrogen. Hydrogen-consuming industry will have to be incentivized away from the conventional ...

A sample drilled from the bottom of the Great Blue Hole has uncovered 5,700 years of history. The underwater sinkhole, located off the coast of Belize in Central America, is one of the world's most ...

A wave of new water bottles and tumblers have arrived at Walt Disney World, and some of the designs include the Tomorrowland ...