dams

Celebrating awe-inspiring fish migrations and understanding their quests

By Dr. Karen Murchie, Research Biologist, Shedd Aquarium Mighty fish migrations are among the greatest marvels of nature. On April 21, 2018, people around the globe will celebrate World Fish Migration Day, building awareness of just how critical moving between habitats is ...

Not-so-Clean Hydropower is Damming Us All

By Natalie Anderson While I was in Fort Smith, Northwest Territories (NT), Canada, this summer observing and measuring wood floating down the Slave River for my dissertation work on Mackenzie River driftwood, I attended a local town hall meeting facilitated ...

Not-so-Clean Hydropower is Damming Us All

By Natalie Anderson While I was in Fort Smith, Northwest Territories (NT), Canada, this summer observing and measuring wood floating down the Slave River for my dissertation work on Mackenzie River driftwood, I attended a local town hall meeting facilitated ...

What Will Happen to Turkish Villagers in the Path of a Giant Dam?

This spring and summer, National Geographic Young Explorer Julia Harte is traveling along the Tigris River from Southern Iraq to Southeastern Turkey, documenting ancient sites and modern communities along the river before they are transformed by the Ilısu Dam, ...

What Will Happen to Turkish Villagers in the Path of a Giant Dam?

This spring and summer, National Geographic Young Explorer Julia Harte is traveling along the Tigris River from Southern Iraq to Southeastern Turkey, documenting ancient sites and modern communities along the river before they are transformed by the Ilısu Dam, ...

5 Myths About China and the Environment

Text and photos by Sean Gallagher I have spent the past seven years traveling across China, documenting some of the most pressing crises affecting the world’s most populous nation. I’ve climbed glaciers, ridden across deserts, crawled through wetlands, ...

5 Myths About China and the Environment

Text and photos by Sean Gallagher I have spent the past seven years traveling across China, documenting some of the most pressing crises affecting the world’s most populous nation. I’ve climbed glaciers, ridden across deserts, crawled through wetlands, ...

The Mystery of the Migrating Fishes: Northern Adventures in the Great Lakes

Dr. Solomon David, Postdoctoral Research Associate Daniel P. Haerther Center for Conservation & Research, Shedd Aquarium Center for Limnology, University of Wisconsin-Madison I had received word from colleagues that northern pike (Esox lucius), an apex predator in freshwaters throughout the ...

The Mystery of the Migrating Fishes: Northern Adventures in the Great Lakes

Dr. Solomon David, Postdoctoral Research Associate Daniel P. Haerther Center for Conservation & Research, Shedd Aquarium Center for Limnology, University of Wisconsin-Madison I had received word from colleagues that northern pike (Esox lucius), an apex predator in freshwaters throughout the ...

A New Check-Up on the Health of U.S. Rivers

Thanks in large part to the Clean Water Act, many rivers in the United States are cleaner now than when Ohio’s Cuyahoga River caught fire on a Sunday morning in June 1969. But the vast majority of the nation’s ...