简介:简要回顾了国内外有关2.5Ma.以来古气候环境演变代用指标的理论及其应用研究成果,对磁化率、孢粉、δ^13C、粒度、地球化学及分形等气候环境代用指标作了重点评述,并对古土壤磁化率增强的物理机制和δ^13C恢复古环境的理论基础作了初步分析,以及在此基础上对今后的研究趋势进行了探讨。
简介:35Ma-AnImportantNaturalPeriodicityinGeologicalHistory:ConceptofNaturalCrisisandItsPossibleCauseShiXiaoying(DepartmentofGeo?..
简介:
2.5Ma以来古气候环境演变代用指标研究进展
35 Ma-An Important Natural Periodicity in Geological History: Concept of Natural Crisis and Its Possible Cause
A Chinese palaeontologist,Ma Ting Ying(1899-1979):From coral growth-rings to global tectonics