Sustainability

Drought, wildfires take toll on Colorado river-rafting industry

River rafting companies in Colorado are having a tough time this season because rivers are running low.


It’s not just you. The mosquitoes really are worse this year.

There’s a new type of mosquito roaming the southern United States. You might have heard of it — it’s the Aedes mosquito — and it first showed up in 2010.


SunZia power lines would destroy wetlands, kill birds, opponents say

SunZia, a $2 billion project to carry wind-generated electricity from New Mexico to Arizona, faces opposition from community groups about environmental concerns.


Kombucha couture: Valley designer looks to grow her own clothing

TEMPE - Arizona designer, entrepreneur and professor Galina Mihaleva is merging biology, technology and fashion in her most innovative and sustainable idea yet - kombucha couture, fashion designed from a sustainable textile.


Santa Cruz River in jeopardy if international sewage pipe ruptures again, experts fear

Experts warn of threats to the Santa Cruz River a vital sewage pipeline bursts as it did last year, spewing millions of gallons of waste into a wash that feeds the river.

The Santa Cruz River

Tribally owned solar power plant beats skeptics, odds on Navajo Reservation

WASHINGTON - When the Kayenta Solar Project went online last year, the 27.3-megawatt plant became the largest tribally owned renewable power plant in the country, generating enough power for 18,000 homes on Navajo lands. But many thought the day might never come.


Environmentalists want Glen Canyon Dam removed, but is that possible?

Thousands of tons of concrete changed the Colorado River forever when the Glen Canyon dam was built. We look at the history and the role for the next generation


After 11 years, legal, bureaucratic battles over Rosemont Mine continue

WASHINGTON - A proposal for a massive open-pit copper mine in the Santa Rita Mountains will be back in court this month, the latest twist in an 11-year battle over the Rosemont Mine that pits supporters who cite its economic benefits against opponents who it's "the absolute worst place" for a mine.


Native American farmers plan moves to global market, greater sustainability

Native American communities are trying to grow their agriculture presence even larger to preserve their culture and traditions.


A year after U.S. left Paris climate pact, mayors still cling to fight

WASHINGTON - Little has changed since last summer, when the U.S. pulled out of the Paris Accords on climate change and five Arizona cities joined hundreds around the country that vowed to live up to the Paris standards - but the Arizona cities appear to be sticking to their guns.


Arizona maintains thousands of water catchments to ensure healthy wildlife populations

Game & Fish Department employees maintain thousands of water catchments across the state. It’s increasingly important as the decades-long drought grinds on.


Slow drip: Decades-long court battle over water hampers investment in rural Arizona

For Arizona's Out of Africa, investors would want assurances the site had a defined water source and buy-in from the community.