The Raccoon River weaves past downtown Des Moines. One of the primary drinking water sources for the region, the river has high nitrate levels that have led to water restrictions for some 600,000 ...

Costa Rica’s Térraba-Sierpe National Wetland, a 33,000-hectare haven of mangroves and rivers, is under siege from an unlikely source: pineapple farms. A study by natural resource management specialist ...

Harmful algae blooms have become a top water polluter, fueled by fertilizers washing into lakes, streams and oceans. Federal and state programs have spent billions of dollars on cost-sharing payments ...

Water draining into the Ohio River ultimately reaches the Gulf of Mexico and brings farm runoff along for the ride. Each summer, scientists measure what's known as the 'dead zone' in the Gulf of ...

BLOOMINGTON — For three decades, Bloomington public works' water division has worked to keep farm runoff out of the city's drinking water.

Scientists have developed a new edge-of-field water-treatment system that reduces the load of excess nutrients washing into waterways from farm drainage systems. Their method combines a woodchip ...