http://www.greenenergyforearth.com/2009/12/16/law-of-unintended-consequences-led-traffic-lights/ Green Events, Green Homes, Green Real Estate, Green Energy, Alternative Energy, Renewable Energy, Solar, Wind, Hydroelectric, Hybrid, Biofuels, Geothermal, Wave Power, Electric Vehicles, Energy Conservation, GREEN ENERGY JOBS Tue, 07 Feb 2012 12:33:58 +0000 hourly 1 http://wordpress.org/?v=3.0.1 http://www.greenenergyforearth.com/2009/12/16/law-of-unintended-consequences-led-traffic-lights/comment-page-1/#comment-11623 Leon Thu, 17 Dec 2009 01:31:42 +0000 http://www.greenenergyforearth.com/?p=3212#comment-11623 Sometimes the heat produced by incadescent bulbs is beneficial in cold climates. The traffic light is one example. Several incadescent bulbs in a small room can add a noticeable amount of heat. This can be desirable in a cold climate. Sometimes the heat produced by incadescent bulbs is beneficial in cold climates. The traffic light is one example. Several incadescent bulbs in a small room can add a noticeable amount of heat. This can be desirable in a cold climate.

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