SUBMARINE SEEP OF CARBON-DIOXIDE IN NORTON SOUND, ALASKA

被引:24
作者
KVENVOLDEN, KA [1 ]
WELIKY, K [1 ]
NELSON, H [1 ]
DESMARAIS, DJ [1 ]
机构
[1] NASA,AMES RES CTR,MOFFETT FIELD,CA 94035
关键词
D O I
10.1126/science.205.4412.1264
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Earlier workers have described a submarine gas seep in Norton Sound having an unusual mixture of petroleum-like, low-molecular-weight hydrocarbons. Actually, only about 0.04 percent of the seeping gas is hydrocarbons and 98 percent is carbon dioxide. The isotopic compositions of carbon dioxide (δ13CPDB = -2.7 per mil) and methane (δ13CPDB = -36 per mil, where PDB is the Peedee belemnite standard) indicate that geothermal processes are active here. Copyright © 1979 AAAS.
引用
收藏
页码:1264 / 1266
页数:3
相关论文
共 22 条
[11]   MASS SPECTROMETER MEASUREMENTS IN THE THERMAL AREAS OF NEW-ZEALAND .2. CARBON ISOTOPIC RATIOS [J].
HULSTON, JR ;
MCCABE, WJ .
GEOCHIMICA ET COSMOCHIMICA ACTA, 1962, 26 (MAR) :399-410
[12]  
Keith M. L., 1964, Geochimica et Cosmochimica Acta, V28, P1787, DOI 10.1016/0016-7037(64)90022-5
[13]  
KVENVOLDEN KA, 1978, AAPG BULL, V62, P534
[14]  
KVENVOLDEN KA, 1979, 11TH P OFFSH TECHN C, V1, P479
[15]  
NELSON H, 1978, 10TH P OFFSH TECH C, V4, P2623
[16]  
PATTON WW, 1969, 650D US GEOL SURV PR, pD138
[17]   GASES OF MUD VOLCANOS IN THE COPPER RIVER BASIN, ALASKA [J].
REITSEMA, RH .
GEOCHIMICA ET COSMOCHIMICA ACTA, 1979, 43 (02) :183-187
[19]  
SCHUBEL JR, 1974, NATURAL GASES MARINE, P275
[20]  
STAHL W, 1975, ERDOL KOHLE ERDGAS P, V28, P188