Oklahoma City planning to clean Bricktown Canal with 'nanobubble' technology: What to know
Five Moleaer Nanobubble Generators release oxygen bubbles that are 1 million times smaller than typical aquarium aerator ...
Even in wet years, wells are still dry. Why replenishing California’s groundwater is painfully slow
The governor vowed to clear the way for more groundwater recharge. Has it worked? “We’re still tinkering around with small ...