After a rock revealed fossilized footprints at the Grand Canyon in northern Arizona, some researchers have estimated the footprints are 313 million years old, among the earliest found at the Grand Canyon.
Read more
The House of Representatives on Wednesday passed two bills to protect a combined 1.3 million acres of land in Arizona and New Mexico from new mining and drilling operations.
Read more
Authorities say final findings show there’s no radiation exposure from uranium ore samples that poses a health risk for employees and visitors at Grand Canyon National Park.
Read more
Before Neil Armstrong and Buzz Aldrin knew they would be the first to walk on the moon, they took crash courses in geology at the Grand Canyon and a nearby impact crater that is the most well-preserved on Earth.
Read moreU.S. scientists studying the effects of uranium mining around the Grand Canyon say they are lacking information on whether the radioactive element is hurting plants, animals and a water source for more than 30 million people.
Read moreThe Ninth Circuit on Tuesday upheld an Obama administration ban on uranium mining near the Grand Canyon, but in a separate decision cleared uranium mine operations to resume at a mine six miles south of the canyon.
Read moreThe Trump administration may undo a 20-year ban on uranium mining near the Grand Canyon, a policy set by former President Barack Obama.
Read more
The Grand Canyon Trust sued the secretary of the interior this week for information the government has about the environmental impact of the federal coal leasing program, particularly its effects on climate change.
Read moreEthics problems continue to surface at the Department of Interior, as a report released Wednesday says Yellowstone National Park maintenance workers created a “men’s club” of intolerance toward women.
Read more
The Ninth Circuit heard arguments Thursday that the U.S. Forest Service failed to protect a sacred site for the Havasupai Tribe by allowing the resumption of operations at a uranium mine six miles south of the Grand Canyon National Park.
Read more
Uranium mining, development and industry are threatening the water and the very life of the Havasupai people, who have lived in the Grand Canyon since time immemorial, the tribe says in a lawsuit against a dozen well owners and the City of Williams.
Read more