得与失的思索文／图／韩周理山穷就会水尽，山清才能水秀，这是我们的祖先经过实践得出的结论。不信请看：上图：陡坡毁林种粮，加剧了水土流失，生态环境不断恶化，这就是导致农民生活贫困的根源之一。下图：这是一张摄自秦岭嘉陵江源头的照片，这样的环境与上图比较，难... Gains and losses thinking text / map / South Korea Zhou Shanqian will be exhausted, the mountain clear water, this is the result of our ancestors reached the conclusion. Believe it or not: Top: Steep slope deforestation crops, aggravating soil erosion, deteriorating ecological environment, which is one of the root causes of peasant poverty. The picture below: This is a photo taken from the source of the Jialing River in the Qinling Mountains, this environment and the above comparison, difficult ...