Dan Elliott

Mexico, 2 U.S. states could see Colorado River cutback in 2020

May 9, 2018 at 8:10 p.m.

Mexico and the U.S. states of Arizona and Nevada face a better-than-even possibility of getting less water from the Colorado River in 2020 because of a persistent drought, water managers...

Outlook for vital Colorado River remains grim after April storms fail to produce much snow

May 7, 2018 at 7:26 p.m.

The outlook for the most important river in the Southwestern U.S. remains grim this summer after April storms failed to produce much snow in the mountains that feed the waterway,...

Arizona utility tries to end multi-state Colorado River feud

May 1, 2018 at 6:03 p.m.

Arizona's largest water provider on Tuesday tried to defuse a multi-state dispute over the Colorado River, saying it regretted the belligerent-sounding words it used to describe its management strategy for...

The Colorado River flows past the northernmost boundary of the Bears Ears National Monument in southeastern Utah.

Colorado and three states accuse Arizona of manipulating Colorado River supply and demand

April 18, 2018 at 3:05 p.m.

Tension over the drought-stressed Colorado River escalated into a public feud when Colorado and three other states accused an Arizona utility of manipulating supply and demand, potentially threatening the river's...

An excavator works on digging through the toxic sludge that sits near Cement Creek and the water treatment plant for the Gold King Mine on Aug. 17, 2016 near Silverton.

Mine company says EPA is worsening Colorado water pollution

April 12, 2018 at 8:12 a.m.

A mining company accused the U.S. Environmental Protection Agency on Wednesday of failing to operate a treatment plant at full capacity, allowing a huge volume of polluted mine wastewater to...

Colorado plant that destroys chemical weapons is over budget and beset by troubles

March 29, 2018 at 1:39 p.m.

A highly automated, multibillion-dollar plant in Pueblo County that destroys U.S. chemical weapons is over budget, behind schedule and bedeviled by troubles that could worsen the danger to workers.

Feral cats make Western Governor’s list of invasive species

March 15, 2018 at 5:48 p.m.

Weeds, feral cats, insects and other pests are invading the U.S. West, and state governors released a list of the worst offenders Thursday in hopes of helping people recognize and...

U.S. Secretary of the Interior Ryan Zinke gestures during a July 22 press conference in Colorado's Rocky Mountain National Park. The Trump administration wants to significantly raise entrance fees to some of the country's most popular national parks during peak seasons.

Ex-interior officials say Zinke’s proposed overhaul is unnecessary

February 28, 2018 at 5:52 p.m.

U.S. Interior Secretary Ryan Zinke's plan for a major realignment to put more of his department's decisionmakers in the field has a fundamental flaw in the eyes of some who...

U.S. Interior Secretary Ryan Zinke speaks ...

Despite complaints, Interior boss pushing big reorganization

February 14, 2018 at 8:55 p.m.

Interior Secretary Ryan Zinke is pressing ahead with a massive overhaul of his department, despite growing opposition to his proposal to move hundreds of public employees out of Washington and...

Trump administration open to moving public land bosses west

February 6, 2018 at 9:42 a.m.

From its headquarters in Washington, D.C., the U.S. Bureau of Land Management oversees some of the nation's most prized natural resources: vast expanses of public lands rich in oil, gas,...

抖阴ap