Posted inSeptember 17, 2012: Pallids in Purgatory

Grand Canyon floods and native fish

The last time the Colorado River plunged unhindered through the Grand Canyon, swollen by snowmelt to 126,000 cubic-feet per second, was in 1957. Glen Canyon Dam rose soon after, delivering cheap hydropower and reliable water to cities, farms and industry. For native fish, the transformation was debilitating. Most of the river’s sediment — which built […]

Posted inFebruary 21, 2011: Palin, politics, and predator control

In Navajoland, a contentious water deal divides the tribe

The Navajo Nation sprawls across about one-tenth of the nearly quarter-million-square-mile Colorado River drainage. But ever since the seven states that depend on the river met to divide its water 88 years ago, the tribe has been pushed into the shadows of river politics. About 40 percent of the reservation’s roughly 170,000 residents still don’t […]

Posted inWotr

Hoover Dam: marvel and folly

Seventy-five years ago, President Franklin Roosevelt declared Hoover Dam — then called Boulder Dam — “a marvel of the 20th century.” But I predict that when the dam turns 100 in 2035, no one will be celebrating what now appears to be a 20th century folly. The third decade of the 20th century and the […]

Posted inJune 7, 2010: One Tough Sucker

Net losses

Four endangered fish species currently live in the mainstem of the Colorado River. Several other endangered native fishes — including the woundfin, desert pupfish and Gila topminnow — used to live there but now survive only in the river’s tributaries or in man-made habitats. This article appeared in the print edition of the magazine with […]

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