Even camping lanterns are going green. Rather than burning camp fuel, camping lanterns from Favour Light Enterprise Ltd. of Dongguan, China, illuminates campsites with low-power LEDs powered by batteries. Favour, one of the largest flashlight makers, employs Cree’s XLamp XR-E power LEDs for camping lanterns and numerous flashlight models. The white Cree XR-E LEDs produce typical luminous flux of 80 lumens at 350 mA, yielding 70 lumens per watt.
Although plastics make up only about 11% of all US municipal solid waste, many are actually more energy-dense than coal. Converting these non-recycled plastics into energy with existing technologies could reduce US coal consumption, as well as boost domestic energy reserves, says a new study.
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