This story is part of a special National Geographic News series ... to the death of thousands of fish in the lake. A tributary of the mighty Hudson River, the Sawmill River flows about 23 miles ...

As the magnitude of water shortage issues arise globally, National Geographic Explorers along with the World Freshwater ...

Females can lay anywhere from two to three million eggs per season. Despite the name, lake sturgeons are also found in rivers and once roamed watersheds from the Mississippi River in the west to ...

It makes its home in a burrow near the water's edge, and can thrive in river, lake, swamp, or estuary ecosystems. Otter abodes feature numerous tunnels—one of which usually allows them to come ...

This story appears in the September 2011 issue of National Geographic magazine ... especially along the tributaries of the Hudson River and Lake Champlain. The forest was being cut for charcoal ...

River catfish are known to inhabit Tonle Sap Lake in Cambodia ... where wild specimens have become quite rare. National Geographic Emerging Explorer Zeb Hogan is attempting to learn more about ...

This story appears in the March 2009 issue of National Geographic ... asserts that the river is not being contaminated—that anything found in the river or in its delta, at Lake Athabasca ...

Switzerland’s lakes, rivers and waterfalls are a cherished life force. Here’s how to immerse yourself. Mesmerising and hypnotic: a waterfall tumbles from forested cliffs into Lake Oeschinen ...

Lake-effect snow along the "least spectacular of the five Great Lakes" is the focus of a National Geographic story published on the magazine's website on Feb. 26. The article details record ...

This story appears in the May 2015 issue of National Geographic magazine ... it will be the eighth dam on the Lancang River—China's name for its 1,300-mile stretch of the Mekong.