=============== Explanation ===============
'Explanation 1' – Run the code from A to C in the folder to generate FigureS2 in the paper.

'Explanation 2' – Before running the code, please ensure that the 'diversity_observed.csv', 'diversity_neutral.csv', and 'diversity_nearly.csv' files generated in the "Figure 3" folder, as well as the 'sigma_all.csv' file from the "Data" folder, are placed in the current working directory.



=============== Code ===============
'A_Study_climate_zones.m' – This code is designed to classify the study into two major categories.

'B_BLMM.R' – This code is designed to fit each climate zones.

'C_Plot_FigureS2.m' – This code is designed to plot FigureS2.



