波士顿马萨诸塞州综合医院的睡眠科学家斯科特·麦金尼和杰弗里·艾伦·伯根和他们的同事运用高级的计算机程序找出了答案。
Sleep scientists Scott McKinney and Jeffrey Ellenbogen of Massachusetts General Hospital in Boston and colleagues used a sophisticated computer program to find out.
约翰·艾尔金顿和乔迪·索普则认为，企业将社会责任整合到核心战略中更为重要。
However, write John Elkington and Jodie Thorpe, businesses should also look to integrate social responsibility into their core strategies.
约翰·艾尔金顿写道，到2030年，我们空前扩张的城市将侵吞相当于蒙古国国土面积的地区。
Our ever-expanding cities are set to swallow an area the size of Mongolia by 2030, writes John Elkington.
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