The latest Mexican gray wolf survey shows an increase of just one wolf in the past year, bringing the number to 114.
Congressman Ruben Gallego opposed the Trump administration's proposed repeal of the Clean Power Plan, touting its importance at a round table conference organized by National Council of La Raza Action Fund.
A three-day Arizona Falconers Association Desert Hawking Classic showcased falconers - people who train birds of prey to hunt for sport.
One local consumer group is calling for state officials to ban private sales of bee-killing pesticides
Members of a nonprofit environmental advocacy group on Thursday urged the public to pay attention to governmental policies they call "regressive."
WASHINGTON - Nogales rancher Dan Bell told lawmakers that the best way to help the border environment might be by removing environmental regulations that hinder access by Border Patrol agents.
Divers are responsible for the recovery of millions of golf balls from lakes each year. They are recycled and then resold.
Faced with water shortages and economic pressures, farmers are trying to efficiently water their crops.
Sustainability affects everyone, and everyone plays a role in it as individuals. Cronkite News wants to know what sustainability means to you.
Experts warn that raw sewage still threatens to contaminate the river's water and its wildlife.
ASU's Zero Waste department partnered with the Centers for Habilitation to turn non-degradable plastic banners into tote bags.
A march took place Tuesday to protest shutting down the Navajo Generating Station.