Arizona households and businesses can cut electricity use by 21 percent and save $7.3 billion by 2020 if utilities ramp up energy-efficiency incentives, a public policy group said Tuesday.

Mining companies and other businesses will be allowed to keep environmental studies secret, even if they detail possible pollution problems, under industry-backed legislation that gained final House approval Monday. Under the measure headed to Republican Gov. Jan Brewer, environmental audits generally could not be used as evidence in civil cases.

The House Government Committee today approved a bill that would give the Legislature and governor final say over new rules and rule changes adopted by the Arizona Corporation Commission.

A Phoenix residential solar-energy project could be replicated around the country, said Valley business and government representatives in a meeting Wednesday with Energy Secretary Steven Chu.

Utility regulators in Arizona set a Tuesday hearing with the operators of the nation's largest nuclear power plant to assess safety procedures there in the wake of Japan's nuclear accident.

Kavanagh isn’t the only legislator with a bone to pick with a group that opposed the Prop 302 repeal of First Things First. To read more on this item plus all the stories in the Dec. 30 Yellow Sheet Report, ...