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来源：联合国青年技术培训 年份：2013
Article by Michelle Perez Translated by Zhong Yulan Peace efforts will continue to fail until people...
[期刊论文] 作者：Reported by Zhang Chen, Translated by Zhong Yulan,
来源：国际生态与安全 年份：2013
The Soil of Creation In the 1980s, the ecological power and energy cost of the human society had exceeded the equilibrium of the Earth’s carrying capacity. In 1984, an Antarctic ozone hole was discov...
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