The situation of a great earthquake in Nepal from April to May in 2015 was described,and the abnormal atmospheric circulation and climate when the great earthqu
By using potassium permanganate impregnation method,common activated carbon was processed in 0. 079 mol/L KMnO4 solution at 650℃ to obtain modified activated c
The water quality of main rivers in Binzhou City,Shandong Province was comprehensively evaluated based on RAGA-PPCE model.Six main factors such as ammonia nitro
Mangrove ecosystem has an important ecological function. But since it is distributed in land-sea alternating region,mangrove is vulnerable to environmental poll