单词：algal nutrient
单词：algal nutrient 相关文章
Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the
Scientific American(十一)月
AS IT IS 2014-08-10 Increase in Algae Population Infects Waterways 藻类群体的增加污染水道 The American city of Toledo, Ohio faced a serious problem earlier this month. Four hundred thousand people could not drink from the citys public wate
2014年VOA慢速英语(八)月
Micronutrient Powders Effective in Reducing Anemia in Children Nutrients taken in powder form are effective in preventing malnutrition in children, according to new findings. Children throughout the developing world suffer from anemia - a shortage of
VOA标准英语2011年(九月)
查尔斯摩尔船长是Algalita海洋研究基金会的创始人，他第一次发现了大太平洋垃圾带一片无边无际漂浮着塑料垃圾的海域。现在，他为我们讲述大海面临的日益严重的塑料碎片污染问题。
TED公开课:环境 重造计划
And there are certain forms of the FOXO gene 我们发现活到90或者100岁人里 that have found to be more frequently present 最常有的 in people who live to be 90 or 100. 某种FOXO基因 And that's the case all over the world, 这是遍布全球
TED演讲科学篇
1 Compared with conventional beef, grass-fed beef is higher in this health-promoting nutrient, which gives its fat a yellow color: 1、与传统牛肉相比，草饲牛肉中某种有益健康的营养素含量更高，并让脂肪呈现黄色，这种
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