"The U.S. Department of Justice, the U.S. Environmental Protection Agency and Apache Nitrogen Products, Inc. entered into a $5 million consent decree to remove toxic nitrates and perchlorates from groundwater and to monitor the progress. at the Apache Powder Superfund Site, near David [Arizona]."

Al Armendariz, the new EPA Regional Administrator for Texas and surrounding states, comes from a background as an environmental activist.

"Thousands of people in the heart of Frisco [Texas] are exposed to toxic lead pollution from a battery recycling plant that wants to expand production."

"In New Mexico, a tribal attempt to protect Mount Taylor sparks a battle over ancient claims to the land."

"As America's petroleum heartland, Texas isn't known for being environmentally sensitive. But its oil-boom, energy savvy attitude could put the state in a surprising position--leading the charge to alternative energy in the U.S."

Sandstorms reminiscent of the 1930s dustbowl are becoming more common in Navajo country -- and climate change seems to be a culprit.

A rapidly invading plant called Buffelgrass is changing the Sonoran Desert in southern Arizona. By causing an increase in fires, it could endanger the iconic saguaro cactus there.

"By the end of the month, the federal Environmental Protection Agency will probably declare that Texas' air permitting program lacks adequate public participation and transparency."

"Exide Technologies' decision last month not to seek state permission to expand production at its Frisco lead smelter doesn't mean public health concerns are over."

"While America turns away from dirty energy, Texas could soon have 12 new coal-fired power plants. What gives?"