STEM与日常科技·英语30篇（8）
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Compost Turns Food Waste into Soil
堆肥如何把厨余变土壤
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Fruit peels, eggshells, and coffee grounds can become rich soil.果皮、蛋壳和咖啡渣能变成肥沃的土壤。
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Microbes break them down in warm, moist compost bins.微生物在温暖潮湿的堆肥箱中将其分解。
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Air and water help microbes work faster.空气和水分有助于微生物加快工作速度。
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After weeks, brown crumbly compost appears.几周后，便会出现褐色、松软的堆肥。
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This natural fertilizer feeds garden plants and trees.这种天然肥料可滋养花园植物和树木。
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Composting cuts trash going to landfills.堆肥能减少运往垃圾填埋场的垃圾量。
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Less landfill waste means less harmful methane gas.填埋垃圾减少，有害的甲烷气体也随之减少。
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You can start a small bin even in an apartment.即使住在公寓里，你也可以从小型堆肥箱开始。