[Estimation on value of water and soil conservation of agricultural ecosystems in Xi' an metropolitan, Northwest China].

Urban Farm DB summary

This study estimated the water and soil conservation service value of agricultural ecosystems in Xi'an metropolitan, China, from 2000 to 2011, using remote sensing and GIS methods. The total value increased significantly over the period, with cultivated land, forest, and grassland providing higher values than other land uses. The value decreased from south to north and showed a negative correlation with urbanization level, indicating lower values in more urbanized areas.