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.
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.
More volcanoes could occur if ice keeps melting and ground keeps rising.
Where golfers once tossed discs into baskets, the Santa Cruz River now flows.
Report is blasted by the mining company but generally praised by Patagonia town manager.
Wyoming says procedure can increase snowfall by 5 to 15 percent.
Neighbors aren't happy with Materion's plan to replace outside air monitoring network.
But environmentalists and ranchers aren't happy with the new federal guidelines.
Court hearing over permit issued by ADEQ to allow mine to operate.
Four of six warmest years on record have occurred since 2009.
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.
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.
Levels were "way above any standards," says Geological Survey hydrologist.
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.
Early hints at potential environmental drawbacks are appearing.
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.
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.
But agreement delays CAP shortages by just a couple of years.
Vegetation greened up from Mexican border down to the Sea of Cortez.
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.
Still uncertain why they are here, if climate change is a factor.
Neighbors near closed ranch are drawing from steadily declining private wells.
Studies project major future declines and some increases in birds' ranges.
They're now allowed to roam only in Eastern Arizona, southwest New Mexico.
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.
Scientists flying the unmanned crafts this week at Las Cienegas, near Douglas.
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?
The far-northeast-side tract uses triple the citywide average water use.
Small businesses and curb cuts will be eligible by July.
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.
But the 600 who have received them aren't actually using less water.
Its collar resembles those on endangered gray wolves, says Fish and Wildlife Service.
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.
Jack and Emily Jean Snider have hauled their own water for 30 years.
City aquifer called stable, but some worry more problems lurk in future.
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.
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.
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…
Agency draws flak from environmentalists for its handling of Trench Mine runoff.
Toxic heavy metals may have leached into the water during heavy rains.
Federal regulations will cut sulfur dioxide emissions 85 percent at the smelters.
The question of whether to tighten federal standards for the pollutant ozone is knocking on the door once more.
But failure wouldn’t prevent owner from getting the water permit it needs.
Opponents wonder if Hudbay is seeking to expand the proposed mine.
Bowden could grasp essence of a person in minutes, but could stick to a single subject for years.
Existing forecasts "critically underestimate" risks in Southwest, new study says.
Construction of the outlet center in Marana is set to start this week.
But developer isn't talking about its plans or whether tenants have been signed up.
Wildlife service supervisor changed his staff's findings, records show.
Possible ramifications loom for Rosemont Mine, Fort Huachuca.