The Christmas tree lot is also trying to conserve energy by using compact fluorescent light bulbs on all of their trees, according to Treehugger.
据环保网站“树木拥抱者”说，这批圣诞树还有效利用了树上的精巧型荧光灯泡来贮存能量。
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Indeed, whereas traditional light bulbs emit just 5% of their energy as light, and fluorescent tubes about 15%, the Ceravision lamp has an efficiency greater than 50%.
It has focused heavily on the environment, announcing plans to cut energy consumption at its stores, reduce waste and promote renewable energy such as compact fluorescent bulbs.