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人造肉或成为未来餐桌主角:用植物蛋白合成,可减少环境污染
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人造肉或成为未来餐桌主角:用植物蛋白合成,可减少环境污染
June 28, 2017, 03:03:43 PM
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中新社大连6月27日电 “你会吃人造肉(CleanMeat)吗?”“未来人造肉将会大量进入市场?”27日,在2017年夏季达沃斯会场,美国靛蓝农业首席执行官兼董事大卫·帕里在接受中新社记者采访时表示,在不远的将来,人造肉会大量进入市场,成为未来餐桌的主角。
为什么要吃人造肉?
过去几年里,在实验室培育生肉的愿景被多次提起。美国人口调查局的预测显示,到2050年全球人口将达99亿。如何在有限的资源下让这么多人吃上肉,的确是值得思考的问题。
以中国为例,随着人口增长、城镇化发展和国内居民生活水平的提高,未来十年肉类消费将进一步增加。根据中国农业部预测,2020年中国国内肉类食品的消费量是1亿吨,但是根据目前国内产能,2020年国内整体生产量仅为9000万吨,将出现1000万吨的缺口。
“与合成肉相比,真正的肉类会消耗更多自然与社会资源,投入产出比‘不合算’。”美国靛蓝农业首席执行官兼董事大卫·帕里表示,用植物蛋白来制造合成肉食,也可以减少环境污染和资源消耗。
此外,肉类中大肠杠菌和抗生素等威胁以及人类社会对健康的需求亦是催生培育人造肉的关键因素。
人造肉好吃吗?
2016年9月,一款“素肉”汉堡出现在美国韩裔名厨大卫·常的餐厅。这款由斯坦福大学主导开发的“素汉堡”中,“肉饼”采用马铃薯、小麦、大豆等原料,通过先进技术组合成仿真肉。虽无“真肉”,却保留了传统牛肉汉堡的气味和口感,还剔除胆固醇、激素和抗生素等化学物质。
据大卫·帕里介绍,目前人造肉主要由大豆蛋白制成,以植物为基础生产蛋白质产品,作为普通肉类的替代品。“由植物制作的合成肉因含有更少的脂肪和胆固醇,变得更加健康而时髦”。
“其实现在,人们吃肉幷不是完全为了营养,很多时候都是为了满足个人口腹欲望。如果可以解决口味问题,吃素、吃植物蛋白,很可能成为未来食物发展的主流。”大卫·帕里说。
人造肉会有市场吗?
据了解,人造肉除受科学家的瞩目,也受到资本的青睐。彭博社一份报告称,2010年起全球替代肉类的销售额年均增长率达8%。2014年以来,资本大鳄李嘉诚与比尔·盖茨,也分别通过投资公司向美国两家人造肉创业公司注资,助力人造肉的加速研发和生产。
美国国家科学院(NAS)在最新的报告中也表示看好人造肉,并认为这是未来10年内最有可能通过生物技术进行大规模生产,同时具有极高增长潜力的领域。
不过,人造肉的生产也面临着一系列问题和挑战,研发成本太高导致的价格昂贵,使得人造肉一时难以被接受。除了价格,人造肉的口味和品相也很重要,这也是目前很多人造肉公司正在努力的方向。
“这些都是可以克服的。”大卫·帕里认为,随着科技手段的日臻成熟,以及人类对于人造肉的迫切需求,人造肉依然会有非常庞大的市场。“我们会继续努力,让人造肉真正实现‘物美价廉’。
(原题为《2017夏季达沃斯聚焦人造肉:未来餐桌的主角?》)
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