(Table 1) Age, total organic carbon, organic matter types, and pyrolysis resu...

Continental slope samples offshore Guatemala contain organic matter derived from both terrestrial and marine sources. Upper Pleistocene samples are generally amorphous-rich,...危地马拉近海大陆坡（continental slope）样品所含有机质兼具陆源与海源双重来源。晚更新世（Upper Pleistocene）样品通常富含无定形物质……