Diversity of Environmental Biogeochemistry

Abstract

Preface. I. Paleoenvironments. Primary and secondary controls on carbon-isotopic compositions of sedimentary organic matter (R. Takigiku et al.). Amber and the direct observation of paleomicrobiota (A. Nissenbaum). IIa. Natural and Xenobiotic Organic Indicators: Natural Compounds in Different Environments. Microbial transformation of fecal pellet lipids during sedimentation (H.R. Harvey et al.). Application of Hydrocarbon biochemical markers to the study of particulate matter in a high turbidity estuary (P. Scribe et al.). Biogeochemical changes in lipids in a model marine food chain (S.A. Bradshaw et al.). Biomarkers in the bituminous fraction of a Spanish brown coal (J.C. Del Rio, F.J. Gonzalez-Vila and F. Martin). Geolipid content of sediments from an isolated lake: Evidence for diagenetic alteration of source indicators (E.S. Ho, P.A. Meyers and S. Pettingill). Preliminary study of extractable organic matter in aerosols from Beijing and Guiyang, China (Sheng Guoying et al.) IIb. Natural and Xenobiotic Organic Indicators: Xenobiotic Compounds in Soils. Microbial transformation of the herbicide metolachor (J.M. Bollag and S.Y. Lui). Biomineralization and long-term fate of 14 C-labelled organic xenobiotic compounds in soil (I. Scheunert). Contribution to the study of non-extractable pesticide residues in soils: Incorporation of atrazine in model humic acids prepared from catechol (G. Bertin et al.) III. Organic Matter and Carbon Cycle in Recent Sediments. Transfer and biogeochemistry of organic matter at the sediment-water interface on the North Western Mediterranean margin (R. Buscail and F. Gadel). Budget of organic matter and behaviour of phenolic compounds in a Mediterranean lagunal ecosystem (B. Charriere, F. Gadel and L. Serve). Biogeochemistry of organic matter at the fresh water/sea interface in the Rhone Delta, Mediterranean Sea, France (V. Denant and A. Saliot). Behaviour of dissolved organic matter in pore waters of near-shore marine sediments (J. Faganeli and G.J. Herndl). Evolution of organic matter diagenesis at water -sediment interface off-shore from the Mahakam Delta, Indonesia (M.N. Hermin and S. Castanier). Giant marine amorphous aggregations in the Northern Adriatic Sea (P. Peduzzi and G.J. Herndl). IV. Deep Reservoirs and Extreme Environments. Biodegradation of crude oils (K. Bosecker, M. Teschner and H. Wehner). The role of microbiology in the geological containment of radioactive wastes (J.M. West et al.). MnO 2 reduction by marine Mn 2+ oxidizing bacteria from around hydrothermal vents at a Mid-Ocean spreading center and from the Black Sea (H.L. Ehrlich, L.A. Graham and J.C. Salerno). Diversity of microbial life in highly acidic, mesophilic environments (D.B. Johnson). Cometabolic transformation of O-xylene in ground water (C. Jorgensen and J. Aamand). The microbiology of high pH springwaters of Northern Oman with reference to waste disposal (N. Christofi and J.C. Philp). V.