Fig. 3From: Agricultural suitability assessment and rehabilitation of subsided coal mines: a case study of the Dawu coal mine in Jiangsu, Eastern ChinaPhotos of a coal mine in operation (photo taken in the 1990s) and b coal mine after rehabilitation with ecological parks and artificial lakes, Dawu mining district; c, d ecological restoration zone (photos from http://js.people.com.cn/): c embankment along artificial lake, and d reforestation in the planned forest reserveBack to article page