New Ways to Boost Energy Efficiency

Electricity Lab: Boosting Energy Efficiency Photographer Jeff Jacobson visits the Electric Power Research Institute, where scientists are developing techniques to reduce our reliance on carbon fuels
Jeff Jacobson / Redux for TIME

Real Life Test
A light-emitting-diode (LED) parking lot lamp stands in front of an EPRI building in Knoxville. The lamps are being tested for longevity, performance, energy consumption, durability and cost. LEDs save about 25 percent of the energy used by equivalent conventional metal halide street lighting sources.

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