Fig 1.
Theoretical framework.
Table 1.
Carbon emissions from agricultural land use.
Table 2.
Measurement of carbon emissions from rice cultivation.
Table 3.
Carbon emissions from animal farming kilograms (C)/(head*year).
Table 4.
Variable selection for digital economy development level using the entropy method.
Table 5.
Comprehensive development level of digital economy by province, 2013–2021.
Table 6.
Results of SBM measurements.
Table 7.
Degree of coupling.
Table 8.
Coupling and coordination degree.
Fig 2.
Spatial distribution of coupling degree.
A shows the spatial distribution of coupling degree in 2013; B shows the spatial distribution of coupling degree in 2021. The map is obtained from Natural Earth (http://www.naturalearthdata.com/).
Fig 3.
Spatial distribution of the degree of coupling coordination.
A shows the Spatial distribution of the degree of coupling coordination in 2013; B shows the Spatial distribution of the degree of coupling coordination in 2021. The map is obtained from Natural Earth (http://www.naturalearthdata.com/).
Table 9.
Global Moran index.
Fig 4.
A shows the LISA clustering diagram of degree of coupling coordination in 2013; B shows the LISA clustering diagram of degree of coupling coordination in 2021. The map is obtained from Natural Earth (http://www.naturalearthdata.com/).