Trace metal data for Proterozoic marine euxinic sediments imply that the expansion of nitrogen-fixing cyanobacteria and diversification of eukaryotes were delayed while the availability of ...
Recently, the journal SCIENCE CHINA Earth Sciences published a research by Professor Hongwei KUANG, Dr Nan PENG and Professor Yongqing LIU from the Institute of Geology, Chinese Academy of Geological ...
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