Environmental Biotechnology: Theory and Applications, 2nd Edition is designed to draw together the microscopic, functional level and the macroscopic, practical applications of biotechnology and to explain how the two relate within an environmental context. It presents the practical biological approaches currently employed to address environmental problems and provides the reader with a working knowledge of the science that underpins them. Biotechnology has now become a realistic alternative to many established approaches for manufacturing, land remediation, pollution control and waste management and is therefore an essential aspect of environmental studies. Fully updated to reflect new developments in the field and with numerous new case studies throughout this edition will be essential reading for undergraduates and masters students taking modules in Biotechnology or Pollution Control as part of Environmental Science, Environmental Management or Environmental Biology programmes. Quote from the first edition: "There is no doubt that this book will be one of inspiration for all professionals in the field. It is a very good framework for understanding the complex nature of processes and technology and as such it will be useful for researchers, practitioners and other parties who need a working knowledge of this fascinating subject." —Professor Bjorn Jensen, Chairman of the European Federation of Biotechnology, Environmental Biotechnology section and Research and Innovation Director, DHI Water and Environment
An undergraduate-level introduction to number theory, with the emphasis on fully explained proofs and examples. Exercises, together with their solutions are integrated into the text, and the first few chapters assume only basic school algebra. Elementary ideas about groups and rings are then used to study groups of units, quadratic residues and arithmetic functions with applications to enumeration and cryptography. The final part, suitable for third-year students, uses ideas from algebra, analysis, calculus and geometry to study Dirichlet series and sums of squares. In particular, the last chapter gives a concise account of Fermat's Last Theorem, from its origin in the ancient Babylonian and Greek study of Pythagorean triples to its recent proof by Andrew Wiles.
This text is an elementary introduction to information and coding theory. The first part focuses on information theory, covering uniquely decodable and instantaneous codes, Huffman coding, entropy, information channels, and Shannon’s Fundamental Theorem. In the second part, linear algebra is used to construct examples of such codes, such as the Hamming, Hadamard, Golay and Reed-Muller codes. Contains proofs, worked examples, and exercises.
Never again!" the world has vowed time and again since the Holocaust. Yet genocide, ethnic cleansing, and other mass atrocity crimes continue to shock our consciences—from the killing fields of Cambodia to the machetes of Rwanda to the agony of Darfur. Gareth Evans has grappled with these issues firsthand. As Australian foreign minister, he was a key broker of the United Nations peace plan for Cambodia. As president of the International Crisis Group, he now works on the prevention and resolution of scores of conflicts and crises worldwide. The primary architect of and leading authority on the Responsibility to Protect ("R2P"), he shows here how this new international norm can once and for all prevent a return to the killing fields. The Responsibility to Protect captures a simple and powerful idea. The primary responsibility for protecting its own people from mass atrocity crimes lies with the state itself. State sovereignty implies responsibility, not a license to kill. But when a state is unwilling or unable to halt or avert such crimes, the wider international community then has a collective responsibility to take whatever action is necessary. R2P emphasizes preventive action above all. That includes assistance for states struggling to contain potential crises and for effective rebuilding after a crisis or conflict to tackle its underlying causes. R2P's primary tools are persuasion and support, not military or other coercion. But sometimes it is right to fight: faced with another Rwanda, the world cannot just stand by. R2P was unanimously adopted by the UN General Assembly at the 2005 World Summit. But many misunderstandings persist about its scope and limits. And much remains to be done to solidify political support and to build institutional capacity. Evans shows, compellingly, how big a break R2P represents from the past, and how, with its acceptance in principle and effective application in practice, the promise of "Never
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