据斯坦福大学卡内基研究所的气候科学家肯·卡代拉估算，地球上风中蕴含的总能量是人类所需的100倍。
Ken Caldeira, a climate scientist at Stanford University's Carnegie Institution, has estimated that the total energy contained in wind is 100 times the amount needed by everyone on the planet.
如果我们不能减少温室气体排放量，我们将必须实行“B计划”，像卡尔代拉这样的科学家正在为我们从事这方面的研究。
If we don't get greenhouse gas emissions down, we're going to need a Plan B - and people like Caldeira to do the research for us.
在肯尼亚达达布的哈加代拉难民营内，一所医院的产房区里，女难民躺在床上给新生儿喂奶，或等待婴儿出生。
In the maternity ward at a hospital on the Hagadera refugee camp in Dadaab, Kenya, women refugees lay on beds nursing newborns or waiting to give birth.
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