单词:plankton carbon
单词:plankton carbon 相关文章
Scattered through the seas of the world are billions of tons of small plants and animals called plankton. Most of these plants and animals are too small for the human eye to see. They drift about lazi
Plankton Poop May Help Scientists Predict Climate Changes 浮游生物的粪便帮助科学家预测气候变化 Scientists trying to predict future changes in our climate are using every possible source of data to make their calculations. Lately, th
By Brian Wagner Miami 21 June 2007 Scientists are seeking new ways to reverse the buildup of carbon dioxide in the atmosphere that many believe is the cause of global warming. Today on Searching for Solutions, VOA's Brian Wagner reports that one proj
And how, you may reasonably wonder, can scientists know what oxygen levels were like hundreds of millions of years ago? 你也许有理由想知道,科学家们怎么会知道几亿年以前的氧气浓度? The answer lies in a slightly obscure b
By Phil Mercer Sydney 20 February 2008 Scientists say they have taken an array of new marine species from the seabed off eastern Antarctica. They are warning, though, that climate change could soon make extinct many of the strange creatures they have
2006职称英语考试模全真拟试题理工类C级(二) 第一部分:词汇选择(第1-15题,每题1分,共15分) 下面共有15句子,每个句子均有一个词或短语划有底横