Coupling models China 2 Deterioration 2 Economic and social effects 2 Economics 2 Sustainable development 2 1000 MW 1 Agglomeration 1 Beijing [China] 1 Beijing(Jing)-Tianjin(Jin)-Hebei(Ji) (JJJ) urban agglomeration 1 Beijing(jing)-tianjin(jin)-hebei(ji) (JJJ) urban agglomeration 1 Boilers 1 CG-GSO model 1 Change analysis 1 Comprehensive gravity-gram schmidt orthogonalization coupling model model 1 Computational fluid dynamics 1 Dynamics coupling 1 Ecological restoration 1 Ecosystem service values 1 Ecosystems 1 Electric power transmission networks 1 Expansion 1 Farms 1 Fluid hydrodynamic 1 Forecasting 1 Forestry 1 Furnaces 1 GMOP-PLUS coupling model 1 Gram-Schmidt orthogonalizations 1 Gray forecast 1