地球上的

They mark the tree line of our planet and the start of the boreal forest.

他们标示出地球上的林线也就是针叶林的开始

He said the most fitting honor for Norman Borlaug is to lead a second Green Revolution that feeds the world.

他说NB最大的荣誉是掀起第二次绿色革命以养活地球上的人们。

One of the oldest known living things on earth today is Methuselah, a bristlecone pine tree in California estimated to be about 4,600 years old.

其中最古老的地球上的生灵万物今天是白矮星，一bristlecone松树在加利福尼亚州，估计约有4600多岁了。

By one estimate, there are more than 10 stars in the universe for every grain of sand on the earth.

有人估计，地球上的沙粒跟宇宙星球的比例是1比10。

For life on earth, this would be catastrophic.

对地球上的生命，那将是灾难性的。

Are all organisms on Earth, including humans, descendants of Ceres?

地球上的生物体，包括人类，会是 Ceres 的后裔吗？

But at the same time, the environment question that we are faced with also becomes protruding and complicatedly increasingly.

人类从来没有像今天这样深刻地意识到自己在地球上的生存和可持续发展正由于自身的原因而受到严重威胁。

A conic map projection having distances between meridians equal to those distance on a globe.

一圆锥形地图投影图其上线的距离与地球上的子午线等距离。

Anything that happens on the earth right now creates conspiratorial views around everything.

任何现在发生在地球上的事情都在每个事物周围制造了阴谋的见解。

Cool. But there's only so much cropland on the planet?

：太酷了。但是地球上的耕地是有限的。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。