First-week orders could undermine progress on clean energy investments, pollute the air and add few benefits to the economy, ...

The orders could affect Arizona through their impact on climate change and potential harm to the electric vehicle industry.

Kyle Paoletta's new book takes readers on a scenic road trip from the desert region's under-appreciated past to its uncertain ...

Wildfire season in the Southwest has been a predictable rhythm of the region’s arid climate. As the dry months stretched from spring into summer and temperatures rose, towering flames would leave ...

As Phoenix prepared to lend its own crews to the cause, The Arizona Republic connected with experts — including a wildfire ecologist, a climate policy adviser, a scholar of preventive burning ...

As more natural disasters and severe weather events take place, the impacts of global warming and climate change are being called into ... shifting weather patterns have resulted in specific regions, ...