According to the contents and C, O isotopes of carbonate rocks, the rules of paleoclimate evolution can be inferred and the paleoenvironment can be reconstructed.

• 因此，可以根据湖泊碳酸盐矿物的含量和碳、氧同位素变化等信息推知其形成时期的气候环境，重建古环境，揭示气候环境演变的规律。