Alkenone sea surface temperature estimates of gravity core M40/4_SL67 (easter...

Water column stratification increased at climatic transitions from cold to warm periods during the late Quaternary and led to anoxic conditions and sapropel formation in the...晚第四纪时期，冷期向暖期的气候转型阶段，水体层结（Water column stratification）增强，并导致了缺氧环境与腐泥（sapropel）的形成，其发生于……