From the middle of the Ming, as the constrution, making charcoal, smelting, destruction of wars and opening up wasteland by destroying to forest, a heavy destruction was encountered by the forest reserve of the mountain area of the Haihe River valley.
英
美
- 明中葉以后,北京城的營(yíng)建、燒炭、冶煉、戰爭破壞、濫建寺廟塔觀(guān)及毀林開(kāi)荒等,致使這里的森林資源遭到毀滅性破壞。
