RSSEnvironment

Warm, dry March raises odds of CAP shortage

Lake Mead is about to sink to a record low level — again.

April 24, 2015 8:00 pm Photos

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Photos: Chile volcano

Photos: Chile volcano

The Calbuco volcano in southern Chile erupted Wednesday afternoon for the first time in more than four decades, spewing out a plume of ash mor…

April 23, 2015 5:30 pm Related

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Hudbay: No big mineral estimate changes from Rosemont drilling

Hudbay: No big mineral estimate changes from Rosemont drilling

It's still not ready to OK Augusta's earlier Rosemont mineral reserve estimates, however.

April 21, 2015 9:00 pmLoading…

Budget cuts ended key San Pedro water study

Budget cuts ended key San Pedro water study

The outlook is unclear for restarting a study of Benson pumping impacts.

April 16, 2015 7:29 pmLoading…

Proposed development's effects on San Pedro still murky

Proposed development's effects on San Pedro still murky

Some urge a delay. Others want growth, say Benson project can't be stopped.

April 11, 2015 7:59 pm Photos

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Benson developer: We'll build regardless of council vote

Benson developer: We'll build regardless of council vote

He notes that zoning was approved more than 20 years ago.

April 11, 2015 7:21 pmLoading…

Massive Benson development goes next to City Council

Massive Benson development goes next to City Council

Planning commission unanimously backs Villages at Vigneto.

April 08, 2015 5:15 pmLoading…

Development would make Benson 8 times bigger

Development would make Benson 8 times bigger

Could the 28,000-home project dry up the lower San Pedro River?

April 04, 2015 7:13 pm Photos

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Marana 'lake' could get preservation effort

Marana 'lake' could get preservation effort

The town is backing a plan to improve the wetlands .

April 04, 2015 8:00 pm Photos

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TEP would slice rooftop solar rate benefits

TEP would slice rooftop solar rate benefits

New solar customers would face increase in electric bills under proposal.

March 25, 2015 7:09 pmLoading…

Ocelot photographed on mine site's doorstep

Ocelot photographed on mine site's doorstep

Wildlife service had previously disclosed its presence without providing specifics.

March 21, 2015 10:00 pmLoading…

Desert tortoises need adoptive homes

Desert tortoises need adoptive homes

Arizona's annual tortoise adoption program is set to begin April 1.

March 21, 2015 5:57 pm Photos

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Cleanup study could lead to west-side development

Cleanup study could lead to west-side development

Neighbors are hopeful about landfill remediation, but wary.

February 28, 2015 7:08 pm Photos

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Desert tortoise’s potential status could affect development

Desert tortoise’s potential status could affect development

If it is listed as endangered, it could mean more restrictions on development.

February 27, 2015 6:00 pmLoading…

Orbiting observatory mapping soil moisture will benefit Arizona

Orbiting observatory mapping soil moisture will benefit Arizona

Will help government decision-makers, farmers, drought scientists and others, experts say.

February 24, 2015 8:10 pmLoading…

Greenhouse gas emissions fall in Tucson area

Greenhouse gas emissions fall in Tucson area

The region’s weak economy is playing a role, UA expert says.

February 22, 2015 8:00 pmLoading…

Workshop tackles idea of "Living with Less Water"

Workshop tackles idea of "Living with Less Water"

Tucson residents will get a chance to question experts on climate issues. 

February 19, 2015 7:41 pm Related Loading…

Tucson's storms aren't helping the Colorado River Basin

Tucson's storms aren't helping the Colorado River Basin

Our rainfall's been way above average, but Upper Basin snowpack is lagging.

February 12, 2015 7:37 pm Photos

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Study: Worst SW drought in 1,000 years coming

Study: Worst SW drought in 1,000 years coming

Future dry spell could last for 50 years, affect Plains, too.

February 12, 2015 7:42 pmLoading…

Coronado Forest supervisor leaving for higher-ranking job

Coronado Forest supervisor leaving for higher-ranking job

But Upchurch says he isn't running away from the Rosemont Mine issue. 

February 11, 2015 4:45 pmLoading…

Residents by new 'lake' deal with flood fears, bugs, smell

Residents by new 'lake' deal with flood fears, bugs, smell

But as the Santa Cruz changes course again, "Lake Marana" is draining.

February 07, 2015 7:00 pm Photos

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Rosemont gets another key state approval

Rosemont gets another key state approval

State certifies that it expects the mine won't violate surface water quality standards.

February 04, 2015 7:00 pmLoading…

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