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The City Flagstaff plans to partner with Arizona’s biggest electric utility to make all city operations carbon-free by 2025.
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The Navajo Nation is moving ahead with two more solar power plants.They’re expected to generate millions of dollars in revenue for the tribe over their…
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Arizona utility regulators approved a plan for utilities to receive all their energy from carbon-free sources by 2050. The plan approved Thursday with a…
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Arizona's largest electric utility says it plans to switch to 100% carbon-neutral power generation by 2050.Wednesday's announcement by Arizona Public…