So, looking at the Northeast, the serious reduction in forests there has led to a drop in annual precipitation from over 600 mm. to around 300 mm. and to unprecedented spring droughts, as reported in the magazine Red Flag. Floods have also increased in frequency.
因此，以東北來看，大興安嶺林木急遽減少後，它所屏障的松嫩平原、呼倫貝爾草原，「年降雨量由六百多毫米減至三百毫米，近幾年則常發生過去不曾有的春旱」，一九七九年二月號的「紅旗」雜誌指出。