The Enlightenment on Urban Ecological Construction by Research Progress of Sponge City in China Based on Literature Analysis

To quantitatively analyze main figure, field, agency and level of sponge city research in China, and clear research focus and hot spot in each year, by using the Full Text Database of Chinese Sci-tech Periodicals and other retrieval tools, the statistics and analysis of 3152 research literatures on sponge city published in domestic academic journals of 2004-2016 are conducted based on bibliometrics. It is found that since the concept of “sponge city” was firstly proposed in 2012, development research of sponge city involves 40 subject fields and is mainly published in 32 kinds of journals, which is dominated by natural science research (1427 literatures). Researchers are mainly from each college and university, some design institutes and Chinese Academy of Sciences. The research could play certain guidance significance for further research and construction of ecological city construction in China.