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Understanding the origin and fate of hydrocarbons in the subsurface was the major endeavor of organic geochemists during the second half of the twentieth century. They succeeded to the point where the deciphered interplaying of elements and processes paved the way for the revolutionary concept of the petroleum system, a unifying paradigm that plays an important role in decision making associated with oil and gas exploration. The chemistry and physics involved have been addressed in a quantitative way and integrated into the other aspects of petroleum geology, giving rise to the development of numerical basin modeling. This book has been designed to offer an overview of different aspects of the geochemistry of fossil fuels, in particular the functioning of a petroleum system. In this respect, it can be viewed as a foundation for approaching basin modeling. This book will be of interest to a large audience including specialists in the field, nonspecialist professionals, and undergraduate and graduate students.
Heavy oils, extra-heavy oils and tar sands are major players for the future of energy.They represent a massive world resource, at least the size of conventional oils. They are found all over the world but Canada and Venezuela together account, by themselves, for more than half of world deposits. They share the same origin as the lighter conventional oils, but their geological fate drove them into thick, viscous tar-like crude oils. Most of them result from alteration processes mediated by microbial degradation. They are characterized by a low content of lighter cuts and a high content of impurities such as sulfur and nitrogen compounds and metals ; so, their production is difficult and deplo...
Hydrocarbons and their derivatives (oxygenated and chlorinated, in particular), both natural and xenobiotic, represent a very large class of compounds whose conversions and degradation by microorganisms cover an extremely rich field, whose concepts are detailed in this book. The fascinating evolution of these concepts over the last twenty years has revealed the extent of the processes implemented in the environment and has multiplied their industrial applications. The resulting achievements and the current developments are described in this book.The English edition of this reference manual is an entirely revised and updated version of the French edition. It is intended for professionals, microbiologists and chemists, as well as scientists, engineers, teachers and post-doctoral researchers, who are interested by the conversions of hydrocarbons and by microbial ecology.The French edition of this book was awarded a special mention for engineering education text book by the Roberval Prize committee in 2007.
This book analyses the deep interaction between the world’s environmental crises, energy production, conversion and use, and global regulation policies. Bringing together experts from a wide range of scientific fields, it offers the reader a broad scope of knowledge on such topics as: climate change and exhaustion of resources the relationship between basic science and the development of sustainable energy technologies the relationship between global and local environmental policies the possible competition between foodstuff production and that of agro-fuels urban adaptation negotiations at the international level financial rules This book invites the reader to consider the multidisciplinary aspects of these urgent energy/environmental issues.
Nonliving organic matter (NLOM) comprises the bulk of the organic carbon stored in the terrestrial biosphere and a major part of the organic carbon in the sea. Organic substances, which include litter, marine detritus, dissolved organic matter, and soil organic matter, have diverse effects on the Earth's biogeochemical processes and serve as a major reservoir of biospheric carbon, which can be transformed to carbon dioxide, methane, and other "greenhouse" gases. Given this broad spectrum of effects, efforts to adapt to or perhaps benefit from global change require a better understanding and an ability to predict the role of NLOM in the global environment. The overall objective of this volume...
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In this work, the reader will find the basic concepts and vocabulary of sedimentary geology, along with a presentation of the new ideas that are in current use in petroleum exploration. This abundantly illustrated book will serve as an excellent educational tool and remain a valuable resource and handy reference work in any petroleum geology library.Contents: 1. Basics of dynamic geology. 2. Continental and oceanic basins. 3. Sedimentary driving mechanisms and environments. 4. Time evolution: Sedimentary sequences, stratigraphy. 5. From sediments to sedimentary basin rocks and mountain chains. 6. Petroleum systems. IndexState of Strain. 2. State of Stress. 3. Thermodynamics of Continuous Med...
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