Spatial and temporal dynamics of land use and its influence on ecosystem service value in Yangtze River Delta Variation of ecosystem services‘ value of Kunshan based on the land use change Spatiotemporal pattern of carbon sources and sinks in Yangtze River Delta region, China. Ecological principles of high and stable yield of wheat-corn-rice triple cropping system in Yangtze River delta region Carbon dioxide emissions from regional tourism transport: a substitutional bottom-up analysis Spatial and temporal change in ecological assets in the Yangtze River Delta of China 1995-2007 Characteristics of typical paddy soil organic carbon fractions and their main control factors in the Yangtze River Delta