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LA considering stormwater capture plan to ease drought impacts

While the debate over rainwater harvesting in Tucson goes on and on, drought-stricken Los Angeles is considering a stormwater capture plan far more ambitious than anything being looked at here.

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Accelerating Icelandic glacier loss causing earth to rise faster, says UA study

The earth's crust is rising faster in central Iceland each year, thanks to the accelerated retreat of melting glaciers from global warming, says a new study led by University of Arizona researchers.

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Warming speeds uplift of Iceland's crust: UA study

Warming speeds uplift of Iceland's crust: UA study

More volcanoes could occur if ice keeps melting and ground keeps rising.

January 29, 2015 7:05 pmLoading…
Former disc golf course is for the birds

Former disc golf course is for the birds

Where golfers once tossed discs into baskets, the Santa Cruz River now flows.

January 24, 2015 8:45 pm Video Photos

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Opponents say mine threatens Patagonia drinking water

Opponents say mine threatens Patagonia drinking water

Report is blasted by the mining company but generally praised by Patagonia town manager.

January 24, 2015 7:00 pm Photos

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Scientists look to cloud seeding to combat drought

Scientists look to cloud seeding to combat drought

Wyoming says procedure can increase snowfall by 5 to 15 percent. 

January 17, 2015 10:00 pm Photos

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Beryllium-oxide plant may do own air monitoring

Beryllium-oxide plant may do own air monitoring

Neighbors aren't happy with Materion's plan to replace outside air monitoring network.

January 17, 2015 8:00 pm Photos

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Revised rules let Mexican wolves roam expanded territory

Revised rules let Mexican wolves roam expanded territory

But environmentalists and ranchers aren't happy with the new federal guidelines.

January 12, 2015 9:00 pm Related Loading…
Rosemont Mine, opponents clash over air permit

Rosemont Mine, opponents clash over air permit

Court hearing over permit issued by ADEQ to allow mine to operate.

January 05, 2015 9:00 pm Photos

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Tucson's record warmth 'consistent' with climate-change forecast

Tucson's record warmth 'consistent' with climate-change forecast

Four of six warmest years on record have occurred since 2009.

January 02, 2015 9:15 pm Photos

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Record-setting warm year in Tucson seems "consistent with" climate change projections, UA scientist says

No climate scientist worth his acidifying sea salt will speculate on whether one year of record warm weather is due to global warming or other forces of human-caused climate change.

January 02, 2015 10:42 amLoading…

A Colorado River Basin shortage did occur this year -- in New Mexico

While the first shortage of the Central Arizona Project has been delayed a couple of years by a groundbreaking, three-state water conservation agreement, New Mexico's San Juan-Chama water diversion project, which serves farmers and the city of Albuquerque, wasn't so lucky.

December 29, 2014 11:41 amLoading…
Patagonia mines oozed high levels of iron, US says

Patagonia mines oozed high levels of iron, US says

Levels were "way above any standards," says Geological Survey hydrologist.

December 28, 2014 12:00 amLoading…

Lower gas prices: researchers debate their impacts

In today's Star, I have an article looking at some of the real and potential environmental impacts of the recent implosion in gasoline prices in Tucson, all of Arizona and across the U.S.: more driving, more SUV sales and more suburban sprawl.

December 28, 2014 12:00 amLoading…
There are 2 sides to lower gas prices

There are 2 sides to lower gas prices

Early hints at potential environmental drawbacks are appearing.

December 27, 2014 10:00 pm Photos

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Iron runoff contamination from Patagonia mines was "way above any standards": feds

Levels of iron that created orange runoff from two old Patagonia-area mines this fall (September-October 2014) were very high, "way above any standards," says a federal scientist.

December 27, 2014 4:00 pmLoading…

How California got on board for the water deal

One of the more remarkable accomplishments in the new three-state water agreement to backstop the declining Lake Mead was California's very presence in the negotations.

December 21, 2014 12:40 amLoading…
Colorado River deal bolsters dwindling Lake Mead

Colorado River deal bolsters dwindling Lake Mead

But agreement delays CAP shortages by just a couple of years.

December 20, 2014 8:45 pmLoading…
Colorado River Delta water release worked, scientists say

Colorado River Delta water release worked, scientists say

Vegetation greened up from Mexican border down to the Sea of Cortez.

December 18, 2014 12:00 amLoading…

The greening of the Colorado River Delta

A burst of new water this spring transformed the Colorado River Delta from a mud flat into a burgeoning green belt, photos and satellite images show.

December 17, 2014 5:01 pmLoading…
Beetles ravaging Tucson's big pines

Beetles ravaging Tucson's big pines

Still uncertain why they are here, if climate change is a factor.

December 06, 2014 8:15 pm Photos

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Deal trades Lazy K rezoning support for water

Deal trades Lazy K rezoning support for water

Neighbors near closed ranch are drawing from steadily declining private wells.

December 04, 2014 10:15 pmLoading…
Studies predict more bird losses than gains from climate change

Studies predict more bird losses than gains from climate change

Studies project major future declines and some increases in birds' ranges.

November 30, 2014 12:00 am Photos

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Ranchers, environmentalists alike don't like Mexican wolf plan

They're now allowed to roam only in Eastern Arizona, southwest New Mexico.

November 26, 2014 12:00 amLoading…

New wolf proposal conflicts with never-released recovery plan, enviros say

A new federal proposal to manage imperiled Mexican wolves runs counter to what scientific advisers urged the feds to do two years ago, environmentalists say: let them run wild north to the Grand Canyon and beyond.

November 25, 2014 5:16 pmLoading…
Drones new research tool for wildlife, land

Drones new research tool for wildlife, land

Scientists flying the unmanned crafts this week at Las Cienegas, near Douglas.

November 17, 2014 10:00 pm Photos

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What should Tucson do about big water using neighborhoods?

It's easy to disparage a neighborhood or subdivision that uses a lot more water than the average. But what do you do about it?

November 15, 2014 11:50 pmLoading…
Tucson Country Club area uses most water

Tucson Country Club area uses most water

The far-northeast-side tract uses triple the citywide average water use.

November 15, 2014 10:30 pm Photos

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City Council expands water-harvesting rebates

City Council expands water-harvesting rebates

Small businesses and curb cuts will be eligible by July.

November 05, 2014 10:00 pmLoading…

Tucsonans love free water, survey concludes

Yep, you got it. Give people a rebate for buying cisterns or other water harvesting systems to capture rainfall for use on their landscapes or gardens without paying for that, and they're overjoyed.

November 02, 2014 12:00 amLoading…
Tucson may expand rainwater-harvesting rebates

Tucson may expand rainwater-harvesting rebates

But the 600 who have received them aren't actually using less water.

November 01, 2014 8:00 pm Photos

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Endangered Rocky Mountain wolf possibly near Grand Canyon

Endangered Rocky Mountain wolf possibly near Grand Canyon

Its collar resembles those on endangered gray wolves, says Fish and Wildlife Service.

October 30, 2014 10:00 pm Photos

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A gray wolf or a hybrid near the Grand Canyon? Authorities say they don't know

A gray wolf or a hybrid near the Grand Canyon? Authorities say they don't know

Authorities are trying to figure out if a wolflike animal discovered near Grand Canyon National Park is an endangered gray wolf from the Rocky Mountains or a wolf-dog hybrid.

October 30, 2014 3:59 pm Photos

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Hauling water a way of life for couple in Tucson Mountain Park

Jack and Emily Jean Snider have hauled their own water for 30 years.

October 25, 2014 8:00 pm
Water wells drying up on Tucson's fringes

Water wells drying up on Tucson's fringes

City aquifer called stable, but some worry more problems lurk in future.

October 25, 2014 8:00 pm Photos

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Hauling water

Hauling water

Mike Bong, who lives in the Santa Rita Mountain foothills, hooks up a water tank to a spigot in the Vail area because his well at home doesn’t work. Bong says he’s been hauling water for 10 years.

October 24, 2014 3:52 pm

Patagonia's orange sludge earns a mention in a national investigative piece

While Patagonia residents and officials grapple with pollution from long-closed mines in their environs, this hard-hitting piece from the Center for Investigative Reporting takes a national look at the  problems associated with abandoned mines.

October 22, 2014 11:09 amLoading…

Harvesting guru Lancaster strikes it water-rich during big storms

In his own blog, water harvesting advocate and author Brad Lancaster tells how he was able to divert water running down his street to transform a 5-year storm during September's heavy rains into the equivalent of a 1,000-year storm's worth of water for his property. The rains came during Hur…

October 22, 2014 10:50 amLoading…
ADEQ: Patagonia mine wasn't source of orange sludge

ADEQ: Patagonia mine wasn't source of orange sludge

Agency draws flak from environmentalists for its handling of Trench Mine runoff.

October 21, 2014 10:00 pm Photos

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Closed Patagonia mines send orange sludge into creeks

Closed Patagonia mines send orange sludge into creeks

Toxic heavy metals may have leached into the water during heavy rains.

October 15, 2014 8:00 pm Photos

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Hayden, Miami smelters slated for upgrades

Hayden, Miami smelters slated for upgrades

Federal regulations will cut sulfur dioxide emissions 85 percent at the smelters.

October 11, 2014 7:00 pm Photos

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Ozone standard clock ticking again for Tucson and the U.S.

The question of whether to tighten federal standards for the pollutant ozone is knocking on the door once more.

October 09, 2014 4:44 pmLoading…
Rosemont's Cienega restoration plan goes nowhere

Rosemont's Cienega restoration plan goes nowhere

But failure wouldn’t prevent owner from getting the water permit it needs.

September 27, 2014 8:00 pmLoading…
Rosemont owner drilling to confirm earlier copper estimates

Rosemont owner drilling to confirm earlier copper estimates

Opponents wonder if Hudbay is seeking to expand the proposed mine.

September 20, 2014 10:00 pmLoading…
Author Bowden 'devoured everything passing before his eyes'

Author Bowden 'devoured everything passing before his eyes'

Bowden could grasp essence of a person in minutes, but could stick to a single subject for years.

September 06, 2014 10:00 pmLoading…
'Megadrought' risk up to 50 percent, scientists say

'Megadrought' risk up to 50 percent, scientists say

Existing forecasts "critically underestimate" risks in Southwest, new study says.

August 30, 2014 10:00 pm Video Loading…
Hohokam village unearthed at planned mall site

Hohokam village unearthed at planned mall site

Construction of the outlet center in Marana is set to start this week. 

August 24, 2014 12:00 am Photos

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Outlet mall construction set to start in Marana

Outlet mall construction set to start in Marana

But developer isn't talking about its plans or whether tenants have been signed up.

August 20, 2014 10:00 pm Photos

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Biologists who warned of harm to jaguar were overruled

Biologists who warned of harm to jaguar were overruled

Wildlife service supervisor changed his staff's findings, records show.

August 16, 2014 9:45 pmLoading…
US seeks to protect Southern Arizona cuckoo habitat

US seeks to protect Southern Arizona cuckoo habitat

Possible ramifications loom for Rosemont Mine, Fort Huachuca.

August 16, 2014 12:00 am Photos

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