2．
下图为某流域示意图。该流域是我国实施环境综合整治的重点区域，读图回答下列问题。
（1）分别说出甲、乙地区环境保护的侧重点，并说明理由。
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（2）针对甲地区近年来水资源供需紧张的形势，提出水资源合理利用与保护措施。
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