More Environment Stories

Tucson Riverbed Clearing Underway

The Santa Cruz and Rillito channels are being readied for monsoon rains.

Discussion Looks to Future Colorado River Negotiations

With the drought contingency plan on the books, water leaders are starting to think about what's next.

Sustaining the San Pedro River

A panel in Bisbee discusses the present and future of Southern Arizona's last large, free-flowing river.

Border Wall to Go Up in National Monument, Wildlife Refuge

DHS has again waived environmental laws to build more barriers along the southern border.

Heat Waves, Fires Affect Mexico City’s Air Quality

The air quality in cities like the capital are getting worse due to fires in the southern part of the country.

Fire Managers Setting Prescribed Burns This Week

National Park Service to ignite 500-plus acres east of Tucson.

Study Finds 96 Percent Of National Parks Have Significant Levels of Air Pollution

The study also found that climate change is a significant concern for most national parks.

Grijalva Pushes to Modernize 147-Year-Old Mining Law

The U.S. representative from Tucson is spearheading an effort to reform the nation's hard-rock mining laws.

'Bike Ranch' Proposed Across From Saguaro National Park East

The Pima County Board of Supervisors will vote later this month whether to approve the development in the park's buffer zone.

Trump Administration Seeks to Build Border Wall Across Protected Lands

Environmental groups say a new wall would further endanger wildlife and habitat along the border.

Coronado National Forest to Increase Recreation Fees

Starting later this year, the cost of entrance at sites like Sabino Canyon or Madera Canyon will go up.

State Seeks Public Comment on Proposed New Interstate

The Arizona Department of Transportation has released its preferred route for a new interstate from the Mexican border to north of Phoenix.

Local Water Utilities Fight Unregulated Contaminants

While the EPA weighs regulating the chemicals, Tucson and Marana Water are moving ahead with treatment.

Climate Change Making Southwest Hotter

A UA professor lays out the changes for congressional committee.

Proposed Arizona Highway I-11 Generates Support, Opposition

Some are calling a smart step toward boosting trade, while others say it's unnecessary and warn of its environmental impact.

Desert Museum Welcomes Ocelot Kitten

Pictures of the kitten were headlined "cuteness overload" on social media.

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