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Arizona Repeals Statewide Electric Efficiency Mandate

Officials say the rule is outdated because utilities met the savings target, raising questions about future energy use and customer costs.

Universities Say Capturing Evaporation Could Boost Arizona's Water Supply

PNAS Study Maps Pompeii’s Water Shift From Wells to Aqueduct, Revealing Hygiene Trade‑Offs

California Opens Water Year With La Niña Outlook, ‘Expect Extremes’ Warning