筑黄河生态安全屏障

水土流失：黄河中游地区黄土高原的严重水土流失，近日，关于“70万吨垃圾被非法倾倒黄河”的传言在网络上迅速发酵，如同一枚重磅炸弹，在公众心中激起了层层波澜。这一数字之巨，让人不禁对黄河的生态环境状况深感忧虑。一时间，社交媒体上讨论声四起，既有对生态环境破坏的愤慨，也有对真相迫切渴求的呼声。

是导致黄河含沙量高的重要原因，也是黄河下游河床不断抬高的“罪魁祸首”。

水质污染：工业废水、农业面源污染、生活污水等未经有效处理直接排入黄河，导致水体富营养化、重金属超标等问题频发。

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