More Environment U.S. Stories

New Community Would Add 28,000 Homes in Benson

'Villages at Vigneto' proposal working its way through town government

Report: Colorado River Most Endangered River in US

Three human-caused sources listed as dangerous for river that flows through Arizona.

Arizona Drought Conditions Decline, But Water Issues Remain

Most of state still in moderate to severe categories drought; small Rockies snow pack remains chief worry.

Arizona One of Top States for Green Energy Hiring

State No. 5 in report on announced jobs in sector, mostly in solar energy installations.

Parts of Pima County Under Citrus Quarantine

Presence of an insect that can carry disease found in region.

Interior Secretary Reinforces Glen Canyon Dam Preservation

Jewell says during recent visit cooperation of 7 Colorado Basin states key to save source of water, electricity to much of Southwest.

Initial Tests Show No Toxic Waste in San Pedro River

AZ Dept. of Environmental Quality sampled two areas Tuesday after alert that contamination from Mexican mine could potentially make its way north.

AZ Top in Nation for Solar Energy Per Capita

Study notes state policies such as Renewable Energy Standard have attracted more people to get clean energy; also pointed some setbacks in past year.

2 AZ Congressmen Introduce Bills to Slow Air Quality Regulation

Legislation seeks to minimize work for states to get exemption to naturally-occuring violations.

Lookouts at Forefront of Fire Spotting

Mac Tippins will spend 4-5 months on duty in Mt. Lemmon's Lemmon Rock Lookout.

Project Aims to Detain Rainwater to San Pedro River Aquifers

Goal is to have water make its way into river, keeping it flowing even in dry seasons.

Tucson Launching Compost Pilot Project

City teaming up with UA group, Tohono O'odham Nation to collect food waste, turn it into fertilizer.

Climate Change Threatens AZ Water Supply, UN Report Says

“...changes are already occurring in the Southwest...with increased warming, these problems will only get worse," says UA professor, one of study's authors.

As Fire Season Approaches, Yarnell Tragedy Examined

"For all of the sort of graphic and horrible qualities of the fire that made it so compelling to the general public, I don't think it taught the fire community anything," argues Stephen Pyne, fire historian at ASU.

US, Mexico Cooperate to Restore Flow of Water to CO River Delta

Water hasn’t flowed regularly in the once-lush delta since 1960; Starting March 23, 105,000 acre-feet will be release from the Morelos Dam bordering Yuma.

Disease Drives Shrimp Prices; UA Researcher Seeks Solution

Syndrome kills species when young, causing entire crops to be lost; scientist finds way to detect it early on.

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