If generally accepted predictions of global warming come to pass, Arizona’s transportation system will have to adapt due to stronger dust storms, snowfall, flooding, forest fires and other factors, experts say.

The only two uranium mines operating in Arizona and an associated mill in southern Utah are set to cease operations temporarily as prices for the ore decline.

WASHINGTON – Arizona is the 12th-most energy-efficient state in the nation this year, the same position the state held last year, according to rankings released Wednesday by the American Council for an Energy-Efficient Economy.

A uranium mining company that was sinking a shaft for a mine south of Grand Canyon National Park has put the work on hold, citing market conditions and the expense of litigation. Energy Fuels Resources Inc. said the operation will ...

As chief lobbyist of the National Mining Association, it falls on Hal Quinn, the group’s president and CEO, to promote his industry. That means defending coal mines and, ultimately, America’s reliance on the fuel source to power homes and businesses.

WASHINGTON – Shipbuilding may not seem like a vital issue for arid, landlocked Arizona, but Rep. Trent Franks, R-Glendale, joined the Congressional Shipbuilding Caucus – along with 23 other caucuses and working groups.

The Arizona Corporation Commission shouldn't have approved an electric generation project's planned use of power generated by a trash incinerator to qualify as renewable energy, a judge has ruled.