San Manuel Mine was once the world’s largest underground copper mining operation in size of ore body, production capacity and infrastructure. It is located in the Old Hat mining district on the east ...
Arizona regulators have again killed rules that would require Tucson Electric Power and other state-regulated power companies to reach 100% carbon-free energy generation by 2070. The latest twist in ...
STONE HARBOR – When Adam Webber climbed onto the dock at the Yacht Club of Stone Harbor following his swim, a spectator was overheard muttering, “That guy had a heck of a swim.” ...
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