In order of decreasing abundance the major gases in the sea are nitrogen, oxygen, carbon dioxide and the noble gases, argon (Ar), neon (Ne) and helium.
CLIMATES OF THE PERIGLACIAL REGION IN THE LATE PLEISTOCENE AND EARLY HOLOCENE
Deep-Sea Sediments
Deep-Sea Sediments CBGS 2012. 3 types of sediment cover most of the deep ocean floor: Abyssal clay- covers most of the deep ocean floor, accumulates at.