As a part of my SystemResearch work, I found out an undocumented technique to achieve this.
作为我的系统研究工作的一部分，我发现了一个未公开的技术来实现这一目标。
2
Carbon dioxide is responsible for 63% of the warming attributable to all greenhouse gases, according to the Earth SystemResearch Lab.
据NOAA地球系统研究实验室，温室效应原因二氧化碳占63%。
3
Johan Bollen is associate professor in the School of Informatics and Computing at the Center for Complex Networks and SystemResearch at Indiana University in Bloomington.