明清滥伐森林对海河流域生态环境的影响

Influence of denudation forest to the ecological environment of the Haihe River valley in the Ming&Qing

历史上的海河流域山区曾经草深林密。明中叶以后,北京城的营建、烧炭、冶炼、战争破坏、滥建寺庙塔观及毁林开荒等,致使这里的森林资源遭到毁灭性破坏。不仅累积了沉重的环境代价,而且导致了严重的生态问题。

In the history, the mountain area of the Haihe River valley was a dense forest. 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. We paid a heavy environment price on felling trees extravagantly.