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所属栏目：地理中国
所属频道：CCTV-10科教
年份：2015
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简介：广西的乐业县属于喀斯特地貌区,降雨会随着石灰岩裂隙渗漏至地下，导致乐业县很多村寨地表水源缺乏，再加上当地蒸发量大于降雨量的气候条件，让当地很多村寨都缺少生产生活用水。为了存水，很多村民都利用天然石槽来存储降雨收起
《地理中国》 20151021 奇居之地·地宫觅源（下）
《地理中国》奇居之地 地宫觅源（上） 20151020
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