On behalf of National Parks Conservation Association and Sierra Club, Earthjustice respectfully submits the following comments regarding the Arizona Department of Environmental Quality’s (ADEQ) ...

PHOENIX, AZ – Arizona recently proposed a new regional haze plan for the aging coal-fired Cholla Power Plant that would weaken current regulations and put communities, national parks and other ...

Arizona Public Service Co. will try to save some jobs near Holbrook and reduce wildfire risks at the same time by testing whether pine trees can be substituted for the coal that is burned at the ...

When Arizona Public Service Co. announced in September that the company would seek to shut down part of the Cholla Power Plant in Joseph City, there was a big hole in the plan. APS had a plan for ...

One of the most common and iconic plants in our desert is the cholla cactus (Cylidropuntia spp.). It’s also a plant that many people love to hate. So why am I making it my plant of the month? Our ...

PHOENIXPHOENIX — Oregon-based PacifiCorp has announced it plans to close one of the three generators at the Cholla coal-fired power plant in northern Arizona by the end of this year. The remaining two ...

Many desert animals make use of the wide variety of cholla found within the desert environment. The fleshy fruits are a source of both food and moisture for many species of mammals. Birds find the ...

Spring has once again returned to the deserts of North America, and with her return, so too have the amazing colorful blooms of desert wildflowers and cacti. Because of the winter rains, this land, so ...