The affects of climate change have been a major point of discussion for international firefighting experts gathered in Sydney to look at ways to fight bushfires.

VOA: standard.2009.06.24

Virtually every major anatomical change-- think about that for a minute-- every major anatomical change that has existed in humans can be related in one way or another to how foods are acquired and processed by the human body.

事实上,每个重大的解剖学变化,你们想想,人体的每一个重大解剖学的变化,在某些方面,都和获取食物的方式,以及人类机体如何处理这些食物有关

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

One resolution was approved a declaration calling for concerted global action on climate change ahead of a major United Nations conference on the subject scheduled for December in Copenhagen.

VOA: standard.2009.10.17