This year, the US Department of Energy earmarked $122 million to set up the JointCenter for Artificial Photosynthesis in California.
今年，美国能源部制定了1亿2200万美元在加利福尼亚建立人工光和联合中心。
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Nate Lewis is a professor of chemistry at the California Institute of Technology, Pasadena, and director of the JointCenter for Artificial photosynthesis.
A record number of renters are spending more than half their income on housing, according to a report released Tuesday by the Harvard JointCenter for housing Studies.