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0200064241 20041104165541.0 041104s2002 coua frb |000|||eng | 0-607-88950-0(pbk.) NGL s-ve--- a371 Piper, David Z. 硫酸盐还原条件下委内瑞拉陆棚卡里亚科盆地的微量元素沉积:当地两万年至今的水文地理学和全球气候史. chi Trace-element deposition in the Cariaco Basin, Venezuela shelf, under sulfate-reducing conditions : a history of the local hydrography and global climate, 20 ka to the present / by David Z. Piper and Walter E. Dean. A history of the local hydrography and global climate, 20 ka to the present Denver, CO : USGS Information Services[distributor], 2002. 41 p. : col. ill. ; 29 cm. Professional paper ; 1670 "U.S. Department of the Interior, U.S. Geological Survey". Includes bibliographical references (p. 39-41). Trace elements ; Climatic changes Venezuela ; Cariaco Basin. ; Venezuela ; Cariaco Basin. aDean, Walter E. U.S. Geological Survey. Professional paper / U.S. Geological Survey ; 1670. aCN bNGL NGL EB00065198 P 254.2 P94 v1670 afqy b1 efqy0502