Nigeria has many freshwater ecotourism attractions. Among them are the Ikogosi warm spring, the Osun-Osogbo river, and the Olumirin, Owu, Arinta and Ekor waterfalls. Their scenic beauty and lush ...

On May 12, 2008, the magnitude 7.9 Wenchuan earthquake shook central China, its destructive tremors spreading from the flank of the Longmen Shan, or Dragon's Gate Mountains, along the eastern margin ...

Many high-mountain rivers in Asia transport more sediment downstream compared to a few years ago. Changes in sediment levels have a particularly strong impact on agriculture, water quality, flood ...

This video shows Val Ferret near Courmayeur, Aosta Valley, Italy, where glacial meltwater flows down steep granite cliffs to form powerful waterfalls beneath the towering peaks of the Mont Blanc ...

Iron oxides stain the bed of Upper East Mancos River in southwestern Colorado, an alpine stream affected by acid rock drainage. Concentrations of zinc, copper and sulfate have doubled in the last ...

Dams disrupt sediment and hydrologic connectivity, fragmenting river ecosystems and altering geomorphic and ecological processes. In response, dam removals have increased to restore longitudinal ...

Table Mountain is a wetland. Not in the reedy, duck-filled sense people usually imagine, but in a much more surprising way. It’s an ancient sponge, a seep, a slow-release valve. It’s a piece of ...

MISSOULA, Mont. — Right now rivers are high, muddy and dangerous, so NBC Montana ventured to a Montana creek. The Blackfoot River's water levels are high and murky, but NBC Montana chose a small ...

Groundwater pumping for cannabis farms is causing California mountain streams to dry weeks earlier, threatening downstream ecosystems.

Warming temperatures are causing a steady rise in copper, zinc and sulfate in the waters of Colorado mountain streams affected by acid rock drainage. Concentrations of these metals have roughly ...