Generally, the comprehensive index of ecosystem services shows an increasing trend, high-level ecological service areas are mainly distributed in the northeast, and the low-value areas are scattered in the middle and southwest, as shown in Figures 3 , 4 .
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Evaluation of typical ecosystem services in Dabie Mountain area and its application in improving residents' well-being.
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The sentences
In the past 15 years, high-value areas of ecosystem services in the study area showed a trend of developing toward the southeast, while low-value areas have the characteristic of gathering toward the middle.