Journal of Geo-information Science

Study on the Evolution and Regulation Mechanism of the Thermal Environment in Zhengzhou City Based on LCZ and Source-Sink Theory

WANG Lifang, FAN Qiang, ZHANG Bing, XIANG Mengxue

Journal of Geo-information Science, 2026, 28(2): 529-543. DOI: 10.12082/dqxxkx.2026

Fig. 9 Spatial distribution of core heat source heat sinks in the study area in 2016, 2020 and 2024

Other figure/table from this article

Fig. 1 Overview of the Zhengzhou research area in 2024
Tab.1 Data details
Fig. 2 Thermal environment regulation technical route based on LCZ and source-sink theory
Tab. 2 LCZ classification types and meanings
Tab. 3 Criteria for dividing land surface temperatures
Tab. 4 The weight of each resistance factor (%)
Fig. 3 Surface temperature distribution in the study area in 2016, 2020 and 2024
Fig. 4 Distribution of LCZ classification results in the study area in 2016, 2020 and 2024
Fig. 5 The relationship between LCZ type conversion in 2016, 2020 and 2024 in the study area
Fig. 6 Spatial distribution of heat sources and heat sinks in the study area in 2016, 2020 and 2024
Fig. 7 Comparison of heat source heat sink type conversion correlation in 2016, 2020 and 2024
Fig. 8 Spatial distribution of MSPA of heat sources and heat sinks in the study area in 2016, 2020 and 2024
Tab. 5 MSPA seven categories (%)
Fig.10 The spatial distribution of corridors and obstacle points at all levels in the study area in 2016, 2020 and 2024