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Federal plan to close land won’t end uranium mining near Grand Canyon

Deep within the canyon, a few miles removed from the mule trains of the popular Bright Angel Trail, Horn Creek creates a ribbon of green vegetation here before plunging toward the Colorado River.

But the handful of people allowed to camp in this splendid isolation receive a warning with their permits: Don’t drink the water when Horn Creek is flowing. It’s radioactive.

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As climate warms, Arizona’s deserts, forests, cities face uncertain futures

A dwindling Saguaro National Park in the Sonoran Desert outside Tucson suffocated by an invasive grass. Baren prairies where pine forests once thrived near Flagstaff. The Colorado River run dry, leading to desalinated ocean water as drinking water for the state. These are just a few of the possibilities that experts offered for how Arizona’s forests, deserts and major metropolitan areas might look at the end of the century given generally accepted rates of global warming.

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