CPE - GCNP by the numbers (title)

Grand Canyon By the numbers

CPE - Grand Canyon (by the numbers)


The oldest rocks at the bottom of the Grand Canyon are nearly 2 billion years old.


From rim to river, the deepest vertical point in the canyon is 6,000 feet.


The width of the canyon ranges from 10-18 straight-line miles across rims.


The Grand Canyon is 277 miles long by river, from Lee’s Ferry to the Grand Wash Cliffs. 

CPE - Conservation header

Protected? Think again.

CPE - GCNP conservation intro

The Grand Canyon is one of our nation's crown jewel national parks, but it's not protected as much as you might think. From uranium contamination to noise pollution, threats surround the Grand Canyon in every direction.

CPE - GCNP (Escalade)

CPE - GCNP (Escalade)
Shane McDermott

Stop Grand Canyon Tram

Since 2009, a Phoenix-based developer has been pushing the Navajo Nation to approve the Grand Canyon Escalade, a proposed development located above the sacred confluence of the Colorado and Little Colorado rivers. This development includes a 1.4-mile tramway that would shuttle up to 10,000 visitors a day to the bottom of the Grand Canyon, elevated walkway and riverside amphitheater, as well as a hotel, restaurant, and RV center above the rim. Learn more about what we're doing to stop it ›

CPE - GCNP (Uranium)

CPE - GCNP (Uranium)
Blake McCord

Uranium Mining

Water is life in the Grand Canyon, but uranium mines located on public land mere miles from the North and South Rims threaten to permanently pollute the Grand Canyon landscape and the greater Colorado River. The Park Service warns hikers not to drink out of several creeks along the Tonto Trail because of contamination from a uranium mine that closed in 1969. Learn more about uranium's lasting effects in the canyon ›

Grand Canyon - Sign Our Petition

Help keep the Canyon Grand!

Grand Canyon - Keep the Canyon Grand Interactive Map

Grand Canyon Blog


Despite poor prices, some private uranium companies are working the system hard to benefit their own pocket books.

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From new contamination concerns to efforts by industry to increase private profits at public expense, here’s a look at what's in store for 2018.

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What do 6th graders have to say about uranium mining around the Grand Canyon? A lot.

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