More differences,or diversification, could better protect crops against climate changes that can reduce production.

VOA: special.2009.03.23

before we're able to, um, before comprehensive climate changes legislation is passed.

在我们能够，呃，在综合气候变化法案得以通过之前。

对全球变暖的政策 - SpeakingMax英语口语达人

and they'll be able to pass comprehensive climate changes legislation.

他们能通过综合气候变化法案。

对全球变暖的政策 - SpeakingMax英语口语达人

More differences could better protect crops against climate changes that can reduce production.

VOA: special.2009.01.20

Are climate changes real? If so,were human activities mainly to blame?

VOA: special.2010.01.19

This week, we will tell about a study linking activity on the sun to changes in Earth's climate.

VOA: special.2009.09.29

They also say rich countries must make financial pledges to help developing countries deal with the changes brought by climate change.

VOA: standard.2009.11.06

This is the first global conference that aims to tackle the problems that result from climate change and devise strategies to help nations adapt to these changes.

VOA: standard.2009.08.31

Climate scientists think accumulated gases are contributing to global warming and weather changes.

VOA: standard.2009.12.16

A Royal Society research team member, Jules Pretty, says the team took into account a number of changes that are expected in coming decades, such as climate change, massive rises in world population, and new consumption patterns.

VOA: standard.2009.10.21