Earth can probably only carry one billion humans. As long as human populations continue growing, the battle [to save the planet] will be lost.
地球大概只能给养十亿人，如果人口继续增长，(拯救地球的)战斗就会失败。
Lost forest cover heats the planet, because trees absorb CO2 while they're alive - and when they're burned or cut down, the greenhouse gas is released back into the atmosphere.
消失的森林覆盖会加热地球，因为树木活着时会吸收CO2，当燃烧或被砍后，这些温室气体被重新释放到大气中。
Lost forest cover heats the planet, because trees absorb CO2 while they're alive -and when they're burned or cut down, the greenhouse gas is released back into the atmosphere.
消失的森林覆盖会加热地球，因为树木活着时会吸收CO2，当燃烧或被砍后，这些温室气体被重新释放到大气中。
That is true even of Sheldon Adelson, who has lost more during this recession than anyone else on the planet.
这对于谢尔登·阿德尔森尤其正确。他在衰退中失去的东西比世界上的任何一个人都要多。
Nasa lost contact with the Phoenix lander on 2 November last year, after it had sent back 25, 000 images from the planet.
去年11月2日，NASA与凤凰登陆车失去联系，在此之前，凤凰曾经传回25000张火星图片。
All the water could boil off and be lost forever, or the warming planet could experience a "runaway greenhouse" effect and end up a scorched wasteland like Venus.
行星上的所有水源可能沸腾并永远消失，或者变暖的行星可能出现“失控的温室”效应，最终成为金星那样的一片焦热荒原。
Although the stars were just half a million years old-still in their infancy in stellar time scales-most had already lost their planet-forming disks of gas and dust.
虽然这些恒星只有五十万年——按照恒星的时间尺度计算，它们还处于婴儿期——但是大都已经失去了其形成行星的由气体与尘埃组成的圆盘。
Because much of the efficiency of electrical power is lost in transport, this is good for the planet as well as for the company.
由于在传输中会损失大量电能，因此这种方法不仅环保，并且还对公司十分有利。
It could be that the planet managed to cling onto a moon when all the other gas giants in our solar system had already lost theirs.
可能是因为在我们太阳系的其他气态巨星已经失去自己的卫星的时候土星捕获了一个月亮。
Even taking into account the all the energy that's lost in space, enough still reaches Earth in an hour to power the entire planet, theoretically, for a year.
即便除去辐射到茫茫太空中的大部分，每小时到达地球的能量理论上仍可供人类使用一年。
Although the planet, lost in the glare of the star, cannot be viewed by current telescopes, astronomers hope to see it when the next generation is built a decade from now.
尽管这颗行星被比邻星的光芒遮盖，不能被现有望远镜观察到，但天文学家们希望十年后打造的下一代望远镜能看到它。
Even if a planet and then a civilization were to form inside these black holes, it would be almost impossible to discover them because all information is lost going into or coming out of a black hole.
即便在这些黑洞中能存在行星甚至文明，那要发现他们也基本不可能。因为所有的信息都在进入黑洞或从黑洞中出来时丢失了。
Though Pluto has officially lost its lofty title of "planet", a rebellion against its demotion is brewing.
尽管冥王星正式失去了它行星的高级头衔，但是反对这一降级的行动正在酝酿之中。
Searching every star. Every world. And just when all hopes seem lost; message of a new discovery took us to an unknown planet called... Earth.
我们在每一个星球、每一个世界辛苦地寻找，就在所有的希望都开始变得渺茫时，一个新的发现把我们引来这个未知的星球……你们叫它地球。
And just when all hope seemed lost, message of a new discovery drew us to an unknown planet called earth.
正在我们所有希望都将泯灭之际，我们被一个有关新发现的信息带到了一个未知的星球——地球。
And just when all hope seemed lost, message of a new discovery drew us to an unknown planet called Earth.
当我们几乎绝望的时候，消息传来：有人发现火种源位于一个未知的星球-地球。
Searching every star. Every world. And just when all hope seemed lost, message of a new discovery drew us to an unknown planet called... Earth.
我们搜寻了每一个星球，每一个世界，就在我们近乎绝望的时候，一个新的发现把我们引到了一个闻所未闻的星球——地球。
1961 - Venera program: Venera 1 becomes the first man-made object to fly-by another planet by passing Venus (the probe had lost contact with Earth a month earlier and did not send back data).
1961年的今天，维尼拉计划：维尼拉1号太空揣测船在经过金星后，成为首架人造的、能飞往其他星球的物体。
And just when our all hope seemed lost, message of a new discovery drew us to an unknown planet, Earth.
正在我们所有希望都将泯灭之际，我们被一个有关新发现的信息带到了一个未知的星球——地球。
The war was lost. Cybertron is now but a barren wasteland. We have taken refuge here on Planet Earth. Its human race is our allies.
我们战败了。塞伯坦现在是贫瘠的荒地。我们到地球这里避难。他们是人类，我们的盟友。
And just when all hope seemed lost, message of a new discovery drew us to an unknown planet called earth.
正在我们所有希望都将泯灭之际，我们被一个有关新发现的信息带到了一个未知的星球裥——地球。但我们已经太晚了。
And just when all hope seemed lost, message of a new discovery drew us to an unknown planet called earth.
正在我们所有希望都将泯灭之际，我们被一个有关新发现的信息带到了一个未知的星球裥——地球。但我们已经太晚了。
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