标签:浮游生物 相关文章
[00:34.32]Please keep your hands inside the car! 请勿把头和手伸出车窗外 [00:58.96]Tony, one large, extra plankton! 汤尼,来一份海藻披萨 [00:59.24]We have so litle time. They'll be here any minute. 时间不多,他们就快到了
They make perfect roof tiles, but these tiles occasionally reveal something extraordinary. Perfect snapshot s from 115 million years ago, back then, Solnhofen was part of a very still and salty tropic
I want to address the issue of compassion. 我想探讨慈悲心这个话题 Compassion has many faces. 慈悲心有很多形态 Some of them are fierce; some of them are wrathful; 有些是激烈的;有些是忿怒的 some of them are tender; some
33 Plankton浮游生物. 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 lazily with the currents, provid
The microscope. In their course of their professional work, scientists often take photos of microscopic objects. And often, the resulting images can be quite beautiful. For thirty years, Nikon, the camera company has held an annual competition to sel
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
浮游生物粪渣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, they have learned that one of the most sensitive instruments could
Some are little more than rocks, others substantial mountains, covered in woodland. The first British person to see that was captain Cook, who stood here in 1770, and for the first time, realized the scale of the Great Barrier Reef. He also realized
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 lazily with the currents, providing a basic food for m
By Andrea Niem Some meteorologists warn that a weather pattern known as El Nino may reemerge in the next few months, raising concerns of drought in Southeast Asia and Australia, and flooding in parts
[全屏观看] 点击右键- 另存为 可保存这个Flash影片 作品简介 : 生活在海上浮游生物为了避免鱼类对他们的伤害,在外出游行时一定要小心哦!操作方法:鼠标和键盘操作,游戏开始自己选择游
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Plankton More Important than Scientists Thought 浮游生物比科学家认为的重要的多 For years, most people thought of small organisms called plankton as food for whales and other large sea animals. But a four-year long study discovered that
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
I want to address the issue of compassion. 我想探讨慈悲心这个话题。 Compassion has many faces. 慈悲心有很多形态。 Some of them are fierce; some of them are wrathful; 有些是激烈的;有些是忿怒的; some of them are ten
The KT meteor had the additional advantage advantage if you are a mammal, that is that it landed in a shallow sea just ten meters deep, KT陨石还有一个优势那就是说,要是你是个哺乳动物的话,那是个优势它在只有10米深的浅
Science and technology 科学技术 The Arctic 北极 Tequila sunset 龙舌兰日落 Global warming may make the northernmost ocean less productive, not more so 全球变暖可能降低最北部海域的活力,而不是使之更有生命力。 ON S
One 92-year-old man proves it's never too late to tell someone you love them. 一位92岁高龄的老人向人们证明了,如果你想告诉某人你爱她(他),此刻永远都不算太晚。 Last year, Howard Attebery of San Diego married C
Plankton 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 lazily with the currents, providing a basic f