Learning the ropes: Young climate activists get ready for world protest

PHOENIX - With the U.N. climate summit Monday, thousands of people around the world will take part in a global climate strike. And students will play a major role.


Topography can mitigate climate impacts on saguaros, research shows

PHOENIX – Researchers looking at nearly 50 years of data are finding insights into the health and propagation of the iconic saguaro cactus.


Businesses welcome, environmentalists dread end of Obama-era water rule

WASHINGTON - Farming, real estate and manufacturing representatives applauded as EPA and Army officials moved to end an Obama-era rule that expanded waters subject to regulation - a move environmental groups warned would mean virtually no protection for the nation's waterways - especially in the West.


Fires in the Amazon: Arizona researchers determine what’s true, what’s not

PHOENIX – There’s a lot of misinformation about the thousands of fires burning in the Amazon rainforest including some of the images. Researchers in Arizona help sort through some of the confusion.


Spark from machinery caused Museum Fire north of Flagstaff, Forest Service says

FLAGSTAFF – Fire investigators say the wildfire near Flagstaff in July, which burned nearly 2,000 acres, started from efforts to try and prevent future wildfires.


Millennials use technology to ensure the future of Arizona ranching and farming

PHOENIX – We talk to three Arizona millennials working to ensure the state’s farms and ranches are sustainable and profitable.


Electric vehicle chargers at Grand Canyon reduce ‘range anxiety’ for park visitors

PHOENIX – BMW of North America donated 100 electric vehicle charging stations to national parks across America, including six at Grand Canyon National Park.


More PFAS contamination found in Tucson groundwater, but drinking water not affected

PHOENIX – High concentrations of toxic chemicals have been found in groundwater near Tucson’s airport, but the city’s drinking water does not appear to be in jeopardy. Authorities suspect the chemicals came from foam used to fight fires at an Air National Guard base.


Wildlife service considers changes to habitat area for endangered Mount Graham red squirrel

PHOENIX – U.S. Fish and Wildlife Service plans to revise the critical habitat of the endangered Mount Graham red squirrel.

Squirrel

Report: Using funds to keep parks open in government shutdown violated law

WASHINGTON - The Trump Administration violated federal law when it diverted funds for national park improvements toward keeping places like Grand Canyon National Park open during the last government shutdown, a new report from the Government Accountability Office said.


New rules expand hunting on most national wildlife refuges in Arizona

WASHINGTON - Hunting groups are applauding new federal rules that create longer seasons, extend hours and expand methods for hunting and taking different types of game on 1.4 millino acres of national wildlife refuges.- more than half of that land in Arizona.


Upgrades to begin soon to keep Interstate 17 underpasses from flooding

PHOENIX – Four underpasses along Interstate 17 will be upgraded to help alleviate flooding during heavy rains.