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First Mexican Gray Wolf litter born at Phoenix Zoo in 20 years

Phoenix Zoo officials say the first litter of endangered Mexican Gray Wolf pups has been born there in 20 years.

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Kaibab National Forest’s North Zone preps for fire season

Kaibab National Forest employees held a morning brief May 31 on the North Rim of Grand Canyon in preparation for the 2019 fire season.

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US officials to put off oil leases near sacred tribal land in New Mexico

U.S. Interior Secretary David Bernhardt has agreed to put off oil and gas leasing for a year on land that Native Americans consider sacred.

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Hoover Dam ceremony marks Colorado River drought plan

Water managers are marking completion of a long-negotiated plan for 40 million people and vast irrigated farms to share crucial Colorado River water.

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Land purchases add 160-acres to Death Valley National Park

NPS has purchased 680.8 acres of private land within Death Valley National Park’s borders.

Increase in recreational and visitor access proposed for Paria Canyon- Vermilion Cliffs Wilderness area

BLM seeks public comments

A 45-day public comment period will run from May 8 to June 21.

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Noisy Yellowstone geyser roars back to life after 3 years

A noisy geyser in Yellowstone National Park has roared back to life after three years of quiet.

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BLM considers massive increase in hiker permits for The Wave

One of the most exclusive and dramatic hiking spots in the southwestern United States could see bigger crowds under a new proposal unveiled May 8.

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Congress to weigh permanent protections for US grizzly bears

Lawmakers in Congress are scheduled to take up legislation protecting grizzly bears against future hunting as federal and state officials appeal a court ruling that blocked planned hunts in Wyoming and Idaho.

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Changing water flow leads to more bugs in Grand Canyon

Ted Kennedy sums up what he sees along the river in the Grand Canyon: "It's buggy out there."

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Park Service approves plan for new Transcanyon Water Pipeline

As park visitation continues to climb, Grand Canyon National Park has finalized a plan to provide water reliably to the South Rim and several locations below the rim.

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Montana residents say legal bison hunts near Yellowstone unsafe

The scavenger-cleaned bison carcass scattered across the grassland provided the perfect punctuation point for Nathan Varley.

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Shifting science: Looking at Grand Canyon's next 100 years

Science panelists discuss where Grand Canyon research has been — and where it's going

Standing at a point along the rim and gazing out into the Grand Canyon, it’s sometimes difficult to remember that the Canyon is more than a beautiful piece of scenery.

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Endangered wolf pups born in captivity join wild dens

Missouri wildlife officials have placed six Mexican wolf pups born in captivity near St. Louis with two packs in the wild, in a new effort to repopulate the critically endangered species.

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Mexican Gray wolves rebound; latest numbers cause for optimism

Mexican Gray Wolf population increases by 12 percent

Things are looking up for the endangered Mexican Gray Wolf, which suffered setbacks during the last year and the year before.

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Congo park ranger tells of taking viral selfie with gorillas

A park ranger in Congo has described how he captured a selfie with two gorillas that went viral.

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Hualapai Tribe raises fees for Colorado River rafters

Hualapai Tribal Council reinstates per-person fee for river runners

River runners embarking on trips down the Colorado River along the Grand Canyon’s western side will need to hand over more cash this year, after the Hualapai Tribal Council approved a $100-per-person fee April 10.

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California dispute threatens drought plan to protect Colorado River

A dispute between two major California water agencies is threatening to derail a hard-won agreement designed to protect a river that serves 40 million people in the U.S. West.

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Grand Canyon's annual Earth Day celebration kicks off National Park Week

Sustainability for the next 100 years

Grand Canyon National Park held it's annual Earth Day celebration April 20 at the park's Visitor Center.

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Congress approves Colorado River drought plan

A plan to address a shrinking supply of water on a river that serves 40 million people in the U.S. West is headed to President Donald Trump.

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Report: Mexican Gray Wolf is a subspecies, will keep endangered status

The endangered Mexican Gray Wolf is still endangered — for now.

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*Update* - UPDATE: Bald eagle pair likely won't hatch egg this year

Lone surviving egg of bald eagle pair won't hatch this year.

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Grand Canyon Railway to spray herbicide near tracks, including inside park

On April 3, Grand Canyon Railway, in consultation with the National Park Service (NPS), will be applying herbicide along the railroad tracks including those within Grand Canyon National Park.

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US official declares drought plan complete for Colorado River

Seven states that rely on a major waterway in the U.S. West have finished a years-long effort to create a plan to protect the Colorado River amid a prolonged drought, the federal government declared March 19.

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Ten X Campground expansion builds for the future

Proposed expansion to be completed in phases

Sitting back from State Route 64 just south of Tusayan, Ten X campground offers visitors eager to experience Grand Canyon National Park a placid alternative to the park’s camping accommodations.