San Diego switches to 'green' street lights

More than 35,000 low-energy light fixtures are going up across San Diego as the city seeks to cut costs and reduce energy consumption, city officials announced Monday.
San Diego is changing out streetlights with high-efficiency models such as this one to save energy and money.
When the project is done in about 18 months, San Diego will have replaced about three-quarters of its street lights as part of a million program. City officials figure it will take less than six years to make their

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