Empirical Study on Co-published Papers in Journals of Environmental Science
以四种环境科学期刊的论文为样本，分析了合著论文中的基本合作、城市合作和国际合作情况，指出科研合作必然全球化，需采取措施提高合作效率。
On the samples taken from four kinds of journals of environmental science,it analyzes,the collaboration situation of co published papers,including the basic collaboration,city collaboration and international collaboration etc. It points out that science research collaboration is inevitably globalized,and measures are required to improve collaboration efficiency.