结果表明：耕地面积减少，建造用地面积增加；
The results showed that cropland has decreased and land for construction use has increased;
煤矿开采是对土地资源破坏的主要部分之一，不仅使耕地面积减少，而且造成矿区环境的破坏。
Mining coal is one of primary factors to damage land resources, it not only decreases cultivated area, but also causes environment of mine destruction.
经济学家把这次粮食危机归咎于各种不同原因，包括能源价格上涨、天气恶劣以及耕地面积减少。
Economists blamed the crisis on different causes, including high energy costs, bad weather and the decrease of cultivated land.
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