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Tribes Living in Historic ‘Cultural Crossroads’ of Ethiopia’s Omo Valley Endangered by Dam and Land Grabs.

It rises in Ethiopia’s Shewa Highlands, and flows for 760 kms through terraced hillsides, volcanic outcrops and fertile grasslands as far as the world’s greatest desert lake, Lake Turkana, in Kenya. The lower valley of the Omo River is believed by some historians to have been a cultural crossroads for thousands of years, where a…

The Secret World of the Old Water

Follow Octavio Aburto and Jaime Rojo in their journey through the San Pedro Mezquital River, the last untamed river in Mexico.

Low Lake Levels: Don’t Fight Nature, Plan for It

The Great Lakes hold 20 percent of the world’s available surface freshwater–enough to cover the continental United States with 10 feet of water if you turned them upside down. In many places along the lakes, you can stand on one side without seeing the shoreline on the other because they are so huge. It’s difficult…

Warming Lakes: Climate Change Threatens the Ecological Stability of Lake Tanganyika

Tropical lakes in East Africa don’t grab headlines the way polar bears do, but climate change is having an effect on them, too. Although the changes are not as visible as melting polar ice caps, they are no less real. As in many lakes around the world, water temperature is on the rise in Lake…

The Quiet Birthplace of an Untamed River

Follow Octavio Aburto and Jaime Rojo in their journey through the San Pedro Mezquital River, the last untamed river in Mexico.

Third Day in the Field, First Crash

Third day into the expedition, the team took their quadcopter for an unintentional bumpy ride-and caught it all on tap.

Water Privatization: Let’s Cut the Hysteria

  In an editorial published this week in Nature, Frederick Kaufman, a journalism professor at the City University of New York, cries out against the perils of a global water futures market. He cautions that “Financial forecasters perceive that much like traditionally traded commodities — precious metals, for example — the useable water of the…

Motivation at Mohonk

“Sometimes you’re in a rut so deep you think it’s a groove” said Annie Leonard at the 25th Annual Environmental Grantmakers Association Retreat held at the Mohonk Mountain House in October. The conversation centered on how to ramp up our efforts and fight smarter on every level to change the environmental trajectory, preferably to one that…

Mexican Fish Sports Bizarre Four-Hooked Penis

A new species of freshwater fish found in Mexico has several interesting – and perhaps cringe-inducing – characteristics, including four hooks on the male genitalia, North Carolina State University said this week.

Ancient Knowledge, Modern Journey in Wild Canada

A new video reveals the stark and beautiful landscape of Canada’s Thelon River Game Sanctuary, and traces the interwoven stories of the land, its animals, and the First Nations people who have been there for millennia.

An Aquatic Surprise at BioBlitz 2012

Ecologist Evan Thomas of the University of Colorado looked for a decade for a green algae called Volvox.  At this year’s BioBlitz, surrounded by volunteers eager to catalog the water bugs of Lily Lake in Rocky Mountain National Park, he found it!  I asked Evan to explain his find. Sandra Postel is director of the…

Rocky Mountains and the Water of Life

Sandra Postel, Freshwater Fellow of the National Geographic Society and director of the independent Global Water Policy Project, is at the Rocky Mountain National Park BioBlitz today. In this video she talks about the critical importance of freshwater for all the species in the park, and the role of the park and the Rocky Mountains…

Lonesome Larry: An Unsung Hero

Twenty years ago, a single sockeye salmon traveled 900 miles up the Columbia and Snake Rivers. It was an epic journey; travelling against the current the fish climbed more than 6,500 feet in elevation and up the “fish ladders” of eight dams.  Bears, eagles, bobcats and other predators tried to grab this fish along the…

India’s Massive Blackout, and the Environmental Danger to Come

Forces that have been bridling against environmental regulations and science-based activism may use the India’s Great Power Outage as a cudgel to demolish future restraints on dam construction, coal mining, and other projects.

Cooperation Along the Colorado River

  “Climate is always changing, but from here on out it is definitely changing,” Jonathan Overpeck told the packed room at the Aspen Environment Forum in Colorado this past weekend. Overpeck is the director of the Institute for the Environment at the University of Arizona, and an expert on water in the West. Aspen leaves…