RSSEnvironment

EPA sets first national standard for coal waste

EPA sets first national standard for coal waste

WASHINGTON — The Obama administration on Friday set the first national standards for waste generated from coal burned for electricity, treatin…

December 19, 2014 1:55 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…

Nature’s own tornado detector saves migrating birds, study finds

LOS ANGELES — Ornithologist Henry Streby was happy enough that a song bird weighing less than two nickels managed to carry a tiny electronic s…

December 18, 2014 10:51 amLoading…

New York to ban fracking; environmentalists cheer

New York to ban fracking; environmentalists cheer

ALBANY, N.Y. — Handing environmentalists a breakthrough victory, New York plans to prohibit fracking for natural gas because of what regulator…

December 17, 2014 4:51 pmLoading…

Arctic keeps warming and polar bears are feeling the heat

Air temperatures at the top of the world continue to rise twice as fast as temperatures in lower latitudes, causing significant ice melt on la…

December 17, 2014 4:31 pmLoading…

McConnell wants to stop coal rules

McConnell wants to stop coal rules

WASHINGTON — Incoming Senate Majority Leader Mitch McConnell, R-Ky., pledged on Wednesday to do all he can to stop President Barack Obama’s co…

December 17, 2014 2:57 pmLoading…

Environmentalists try again for pygmy owl endangered status

Environmentalists try again for pygmy owl endangered status

Lawsuit asks court to proclaim Fish and Wildlife erred in delisting the animal.

December 11, 2014 12:00 amLoading…

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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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…

Photos: Bighorn sheep release

Photos: Bighorn sheep release

Fourteen bighorn sheep were released into the Catalina Mountains this morning.

November 20, 2014 9:49 am Photos

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Wonder who the top water user is? Keep guessing

Household water use data is not public information in Arizona

November 15, 2014 9:00 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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Panel: Southern Arizona vulnerable to climate change

Panel: Southern Arizona vulnerable to climate change

Regional temperatures expected to increase, experts say.

November 14, 2014 12:00 amLoading…

Oracle State Park gains international dark sky status

Oracle State Park gains international dark sky status

Park is the first state park in Arizona to receive the designation.

November 12, 2014 4:30 pm Related Loading…

Photos: Oracle State Park

Photos: Oracle State Park

Oracle State Park has been granted International Dark Skies status. Take a look at the park over several years.

November 12, 2014 1:45 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…

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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More bighorn sheep will be brought to Catalinas

More bighorn sheep will be brought to Catalinas

Wildlife officials plan capture and release in late November.

October 29, 2014 10:00 pm Video Related Loading…

Wildlife corridors along San Pedro River get protection

Wildlife corridors along San Pedro River get protection

Land-use agreements will protect vital wildlife corridors from development.

October 28, 2014 8:00 pmLoading…

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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Entire series: Recycled bottles help rebuild reservation, one man's life

Entire series: Recycled bottles help rebuild reservation, one man's life

Part 1: Recycled bottles help rebuild reservation, one man's life

October 22, 2014 12:00 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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Influential Tucson environmentalist gets tree in her name

Influential Tucson environmentalist gets tree in her name

After 25 years running Trees for Tucson, Joan Lionetti honored with oak. 

October 12, 2014 9:45 pm Photos

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