Table A1. Correlation coefficients of...

Table A1.

Correlation coefficients of immigrant and environmental outcome in each year

Correlation coefficient of each variable
	Greenhouse gas emission intensity	NDVI	Per capita distributed freshwater	Per capita wastewater	Per capita solid waste
2012	0.718	0.805	0.698	0.878	0.840
2013	0.819	0.817	0.797	0.799	0.990
2014	0.926	0.841	0.815	0.729	0.971
2015	0.877	0.334	0.892	0.799	0.924
2016	0.968	0.829	0.970	0.785	0.785
2017	0.838	0.843	0.944	0.974	0.971
2018	0.748	0.810	0.856	0.883	0.946
2019	0.881	0.794	0.797	0.854	0.857
2020	0.892	0.909	0.911	0.910	1.000
2021	0.993	0.757	0.672	0.927	0.712

Correlation coefficient of each variable
	Greenhouse gas emission intensity	NDVI	Per capita distributed freshwater	Per capita wastewater	Per capita solid waste
2012	0.718	0.805	0.698	0.878	0.840
2013	0.819	0.817	0.797	0.799	0.990
2014	0.926	0.841	0.815	0.729	0.971
2015	0.877	0.334	0.892	0.799	0.924
2016	0.968	0.829	0.970	0.785	0.785
2017	0.838	0.843	0.944	0.974	0.971
2018	0.748	0.810	0.856	0.883	0.946
2019	0.881	0.794	0.797	0.854	0.857
2020	0.892	0.909	0.911	0.910	1.000
2021	0.993	0.757	0.672	0.927	0.712

Notes:

PS: resolution coefficient ρ ∈ (0, ∞), ρ the smaller, the greater the resolution, the general ρ the value range of is (0, 1), and the specific value depends on the situation. When ρ ≤ 0.5463, the resolution is the best, usually ρ = 0.5

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