在气候上，四个季节是以温度来区分的。
有机农业是一种相对而言尚未开发的资源，可以用来养活地球上的人口，尤其是在应对气候变化和其他全球性挑战的情况下。
Organic agriculture is a relatively untapped resource for feeding the Earth's population, especially in the face of climate change and other global challenges.
1975年，地球化学家华莱士·布洛克在《科学》杂志上发表的一篇文章中引入了“气候变化”这个词。
In 1975, geochemist Wallace Broecker introduced the term "climate change" in an article published by Science.
在接下来的1500年里，这里的居民享受着比现在稍微温暖和潮湿的气候，他们生活在树木繁茂的草原上，那里有大量的野生谷物草。
For the next 1,500 years, its inhabitants enjoyed a somewhat warmer and damper climate than today, living in a well-wooded steppe area where wild cereal grasses were abundant.
事实上，一些科学家认为，人类历史不仅仅受到全球气候变化的影响；在某些情况下，它还受到全球气候变化的推动。
Indeed, the human history has not been merely touched by global climate change, some scientists argue, it has in some instances been driven by it.
在气候变冷期间，大多数迁徙者预计将前往靠近赤道的非洲，因为在气候变冷的地球上，这是栖息地变化所决定的方向。
During cooling most migrants would be expected to travel toward Africa, which is near the equator, since this is the direction dictated by habitat changes on a cooling Earth.
科学家在很早之前就做出预测，受气候变化所导致的气温上升影响最大的群体将是世界上最贫困的人口。
Scientists have long predicted that warmer temperatures caused by climate change will have the biggest influence on the world's poorest people.
作为一部完整的农业气候历，在指导中国农业生产上发挥了较大作用，沿用至今。
To date, it has functioned as a complete set of weather calendar to guide the agricultural production in China.
因此，在消费者成本上，应对气候变化的策略将会比预期的较为容易吗？
So is tackling climate change going to be easier than expected, in terms of consumer costs?
我们在一定规模上干扰了气候，很少有个别物种能做到这一点。
We mess with the climate on a scale few individual species can.
她表示，美中在清洁能源和气候变化上的合作将继续扩大。
She said the cooperative relationship on clean energy and climate change will continue to grow.
最近，我们已经在曼谷的气候谈判上看到了这些问题。
We could see all that at recent climate negotiations in Bangkok.
虽然这个结论还不成熟，但是在全球气候模型上的实验却表明，北半球的风暴路径会北迁，高纬度地区的暴风雨次数会增加。
Although the conclusions are preliminary, global climate models suggest that in the Northern Hemisphere, storm tracks should migrate northward, bringing more gusty storms to higher latitudes.
看来，我们错失了一个在气候行动方案上另辟新径的好机会。
So it may be that an opportunity to change the debate over climate action is indeed being lost.
天气和气候是紧密相连的：天气是在一定地点上一定时间内的大气状况，然而气候是一段时期内天气条件的综合状况。
Weather and climate are intimately related: weather is the state of the atmosphere at a given place and time, while climate is the aggregate of weather conditions over time.
但是在温暖的气候，在植物上生长出的棉布，亚麻和其它纤维原料自远古时代，也同样被人们用于遮阳庇荫。
But in warm climates, cotton, flax and other fibrous materials that grow on plants have also been used from ancient times to shade people's bodies from the Sun.
他的顾问团似乎已经做下定论：在这种经济困难时期，在气候法案上的努力终将是徒劳，因而将注意力投向医疗法案。
His advisers seem to have concluded that a climate bill was a non-starter given the parlous state of the economy, and concentrated on health care instead.
他也认为在气候变化上的行动对他所在的共和党是有益的。
He also thinks action on the issue would be good for his party.
哥本哈根的扩大峰会将为悲惨的一年画上句号，在全球气候变化方面达成协议的尝试终将宣告失败。
And to round the year off, the attempt to achieve a global climate-change agreement will fail at a mega-summit in Copenhagen.
关于这是否影响全球气候的研究，将发表在明天的《自然》杂志上。
His study, published tomorrow in Nature, was to check whether the effect was global.
潘基文在2007年的巴厘岛气候变化会议上发言。
Ban Ki-moon speaks at the Bali climate change conference in 2007.
在我们自己的太阳系，火星上极端变化的气候表明了是由于它的旋转倾角随时间在0到60度之间的变化而引起的。
In our own solar system, Mars shows evidence of extreme climate change, the result, scientists believe, of a rotational tilt that flips between zero and 60 degrees over time.
他们中有40人以上在众议院的气候变化方案上分道扬镳。
Over 40 of them broke ranks in the House over the climate-change bill.
这份研究的结果将会发表在《自然气候变化》的创刊号上。
Results from the study will be published soon in the inaugural issue of Nature Climate Change.
这将着重于农村民众，他们的收入来源，粮食，以及他们在适应气候变化和减轻其影响上能够采取的办法。
This will focus on rural people, their sources of income, food and the options available to them as regards adaptation and mitigation.
这将着重于农村民众，他们的收入来源，粮食，以及他们在适应气候变化和减轻其影响上能够采取的办法。
This will focus on rural people, their sources of income, food and the options available to them as regards adaptation and mitigation.
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