WASHINGTON DC , USA
TOP 10
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WASHINGTON DC , USA
POPULATION : 5.5m
Washington DC is advancing as a smart city . It has a commitment to 100 % renewable energy by 2032 by utilising solar power , enhancing energy-efficient buildings and implementing smart grid technology . It is currently transitioning to energyefficient LED technology across its 75,000 street lights with remote monitoring and control capabilities to reduce consumption and optimise operations . energydigital . com 39