This year’s Super Bowl will the first played under energy-sipping LED lights.

High-profile sports stadiums and arenas have been beating the sustainability drum for several years, largely due to the Green Sports Alliance and mainly because of energy efficiency measures, renewable energy installations, and stricter waste management policies.

The University of Phoenix Stadium, host to the Feb. 1 game, uses 312 fixtures made by Ephesus Lighting, which specializes in technology for fields, arenas and the like. The lights replaced 780 metal halide fixtures. They use 310,000 watts, compared with 1.2 million watts typically needed to light up an event at the 63,400-seat stadium. (The facility can actually be expanded to accommodate up to 72,200 people.)

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