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虽然世界饿了,但更渴了。虽然地球上近四分之三的面积被水覆盖,但我们仍然缺乏饮用水。这是因为地球上约97%的水是海水。所以我们不能用它来浇灌植物或直接饮用。人类只能饮用和使用来自河流、湖泊和地下的淡水。
MANILA, July 14 (Xinhua) -- The Asian Development Bank (ADB) said on Monday it has approved a loan of 101 million U.S. dollars as additional financing to the ongoing West Bengal Drinking Water Sector ...
Abdel-Rashid pointed out that the heatwave will also lead to higher electricity consumption due to increased reliance on cooling systems, and raise the risk of breakdowns in heat-sensitive machinery, ...
吃不完的食物,放在塑料餐盒里,第二天用微波炉再热一下,这件事看起来再平常不过了。 但是研究发现,即便使用的是可以用于微波炉加热的PP材质(聚丙烯)塑料,加热3分钟,每平方厘米的塑料餐盒就可以释放几百万到几十亿个微塑料颗粒。
据法国《世界报》报道,100多年前,巴黎人在塞纳河里游泳司空见惯。巴黎1900年第一次举办奥运会时,游泳比赛就在塞纳河里举行。后来,由于水质污染和安全隐患,政府1923年正式下令禁止在塞纳河里游泳。
Almost two million married couples in the UK try to keep their finances secret from their partner. Take Away English talks ...
Almost two million married couples in the UK try to keep their finances secret from their partner. Take Away English talks about relationships and money.
青年创新单元:2025年同济大学CAUP国际设计夏令营主题为“数智、生态、人文视野下的复兴岛再生计划”。本次夏令营召集了来自全球12个国家的学生,由来自中国、美国、意大利、荷兰等国家的设计导师全程指导,以上海复兴岛为设计基地,开展为期2周的规划设计创 ...
随着一次性医疗塑料制品的流行,这些塑料制品给人体和环境都带来了较大的负担。《柳叶刀》(The ...
WUHAN, June 29 (Xinhua) -- A Chinese company has rolled out a 24/7 intelligent laser weeding robot, which it claims is potentially the country's first of its kind.
月海玄武岩为揭示月球地幔性质、月球成分不对称性及早期月球岩浆洋(LMO)演化提供了关键线索。然而,月球背面巨大的南极—艾特肯(SPA)盆地下方地幔的特征仍属未解之谜。本文报道了嫦娥六号任务首批SPA盆地月球背面样品——玄武岩碎片的岩石学与地球化学特征。这些年龄为28亿年的CE6玄武岩,其主量元素组成与最演化的阿波罗12号钛铁矿玄武岩相似,但表现出极端的Sr-Nd亏损特征。