Fig. 1. Study area and site map

Fig. 2. Technology roadmap

Fig. 3. Predictor importance ranking

Fig. 4. Scatter plot of a validation dataset for a random forest LST reconstruction model

Fig. 5. Distribution of spatial characteristics of LST for random forest reconstruction

Fig. 6. Scatter plot of reconstructed LST and ground site LST

Fig. 7. Spatial feature distribution of reconstructed LST under cloud and sky conditions

Fig. 8. Changes in SOA and ground site LST in September 2019

Fig. 9. Scatter density map of reconstructed LST versus original MODIS LST

Fig. 10. Statistical chart of prediction variables used for LST reconstruction under annual time series transfer

Fig. 11. Spatial characteristic distribution of reconstructed LST under annual time series transfer