Many regions are pounded with heavy rainfall, causing flood, casualties, property damage and severe destruction to ecosystem in multiple urban areas. Frequent o
Based on data of meteorological elements in the meteorological station in North Yandang Mountains during 1960- 2013,temporal variations in days of sea of clouds
Based on PSR framework method,the land ecological security evaluation index system of 16 cities of Anhui Province was constructed.The land ecological security v