Forest loss summarized by county

Polygons of forest loss were grouped by county. A timber harvest polygon was assigned to a county or land ownership type based on the location of its centroid.森林损失多边形将以县级行政单元为单位完成分组。木材采伐多边形(timber harvest polygon)将根据其质心(centroid)的空间位置，被划归至对应的县级行政单元或土地所有权类型。