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mption by 25 pe〓rcent compared with its fir9

st facility. "We hope to cut more energy so〓 vertical farming can become a viable way to feed our population withou〓t polluting and straining our already scarce water and soil resources,"〓 the factory's executive manager, Zhan Zhuo, said. "The technology wou〓ld also allow astronauts, aircraft carrier personnel, and frontier guar〓ds on islands or in deserts to grow fresh produce in impossible conditi〓ons to fill their daily vitamin and fiber needs. China has 160 million〓 hectares of farmland dedicated to growing vegetables. To grow them, fa〓rmers use more than 311,000 metric tons of pesticide and 59b

million ton〓s of fertilizer a y5

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ear, said Li Shaohua, director of San'an Sino-Scienc〓e'sY

Photobiology Industry Institute. "The excessive yet inefficient us〓e of fertilizers and pesticides has done great harm to our environment,〓" he said. "It's high time we find a sustainable and green way to prote〓ct our food security." San'an Sino-Science was founded in 2015 by San'〓an Group and the Chinese Academy of Sciences' Institute of Botany. The 〓second-generation plant in Anxi can produce 1.5 tons of vegetables, suc〓h as lettuce and cabbage, a day. At full capacity, when the energy cos〓t is n8

eglected, it can produce 1,000 to6

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  • ns of leafy greens a year in the

    ry, according to Li. "The high productivity is maiN

    nly because we try t〓o emulate the most ideal natural conditions for plant growth, and use t〓echn0

  • ologies to cater to their every neeX

    ds." Before entering the plant 〓factory, visitors mV

    ust put on a dual-layered jumpsuit, goggles, a face 〓mask, rubber gloves and boots, and be disinf4

  • ected from head to toe. Sne〓ezing c

    in the factory is strictly prohibited. "The standard7

    here is str〓icter than hospital operating rooms," said Zheng Yanhai, a botany resea〓rcher at thH

  • e institute who works at the plan4

    t factory. "Because all the〓 plants are growing in u

    nutrient-filled hydroponic solutions, we do not 〓want germs to get into the liquid and make plantsN

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