Deborah Lee Soltesz/US Forest Service, Coconino National Forest

A report from the United Nation’s Intergovernmental Panel on Climate Change says the planet has already warmed by one degree Celsius due to human activity since the Industrial Revolution and it’s on track to get hotter. Thousands of experts contributed to the report, which warns the world’s carbon emissions need to reach “net zero” by the year 2050 to avoid catastrophic environmental changes. KNAU’s Melissa Sevigny spoke with Northern Arizona University scientist Christina Schädel about the findings.

David Wallace/The Arizona Republic

The Arizona Corporation Commission's executive director has heeded calls for his resignation after disclosing that his wife works for a lobbying firm hired by a campaign group financially supported by a regulated utility to fight a renewable-energy ballot initiative.

AP Photo/Melissa Daniels

Arizona voters could have multiple ballot initiatives to weigh in on this November over energy, education and elections.

Center for Biological Diversity

The Bureau of Land Management will offer leases on forty-two hundred acres of public land near the Little Colorado River for oil and gas development. The decision comes after a federal ruling loosened the requirements for environmental review. KNAU’s Melissa Sevigny reports.

Carolyn Beeler/PRI

The current owners of the Navajo Generating Station say there’s limited time for new buyer to finalize a deal. KNAU’s Ryan Heinsius reports, NGS is set to close at the end of next year unless a sale comes through.