漲水價最靠譜。一噸水 500 RMB，立竿見影。反正北京地下水位是越來越低，無法持續。不采取辦法，就是沙漠化。

來源: 吃素的狼於 2014-05-03 16:33:00 [舊帖] [給我悄悄話] 本文已被閱讀：次

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