There is growing excitement about geothermal energy in the Western United States, with billions invested in the industry, but panelists at a Western Governors’ Association workshop said supply chain issues and permitting complexity remain significant challenges.

Arizona Gov. Katie Hobbs and panelists discussed efforts to meet energy demand at a Western Governors’ Association workshop in Phoenix, with some noting opportunities and challenges navigating state-level permitting and regulation.

Arizona’s decision to join the U.S. Climate Alliance could rev the state’s clean energy economy, some observers said, but others warn that politics could get in the way.

Governors of California, Arizona and Nevada have agreed to a three-year water conservation plan aimed at protecting the drought-stricken Colorado River system.