Front Cover -- From Biofiltration to Promising Options in Gaseous Fluxes Biotreatment -- Copyright Page -- Contents -- List of Contributors -- Foreword from the editors -- Acknowledgments from the editors -- Preface -- Prologue: Ethical challenges posed by using emerging technologies and genetically modified organisms to remove gaseous poll ... -- 1 General approaches -- 1.1 Introduction -- 1.2 Ethical constructs -- 1.3 Transparency and self-enforcement -- 1.4 Special considerations for biotechnologies -- 2 Ethical awareness -- 3 Professional development and ethical decision-making
4 Benefits and risk as ethical metrics -- 5 Ethical models applied to bioengineering -- 5.1 Minimalist model -- 5.2 Reasonable-care model -- 5.3 Good works model -- 6 Decision tools -- 6.1 Net goodness analysis and decision trees -- 6.2 Line drawing -- 6.3 Charting -- 7 Conclusion -- References -- 1 Biological treatment of gaseous streams: attached and suspended biomass units -- 1.1 Benchmark aspects on biological removal of contaminants from gaseous streams -- 1 Current challenges and perspectives in gas fluxes biotreatment -- Nomenclature -- 1.1 Introduction
1.2 Fundamentals of biological gas treatment -- 1.2.1 Conventional bioreactor configurations -- 1.2.2 Terminology used in biological gas treatment -- 1.2.3 Fundamental mechanisms of gas pollutant removal in biological systems -- 1.2.4 Applications -- 1.3 Innovative systems for biological gas treatment -- 1.3.1 Constraints and limitations of conventional biotechnologies -- 1.3.2 Technologies for overcoming substrate toxicity and mass transfer limitations -- 1.3.3 Innovative systems for overcoming clogging issues -- 1.4 Conclusion and perspectives -- References
2 Biofilters versus bioscrubbers and biotrickling filters: state-of-the-art biological air treatment -- 2.1 Introduction -- 2.2 Biofilter technology -- 2.2.1 Types of biofilters and principle of operation -- 2.2.2 Characteristics of biofilter bed -- 2.2.3 Factors affecting microbial activity -- 2.2.4 Applications of biofilters -- 2.3 Biotrickling filter technology -- 2.3.1 Biotrickling filter equipment and operating principle -- 2.3.2 Applications of biotrickling filters -- 2.4 Bioscrubber technology -- 2.5 Emerging technologies of air biotreatment -- 2.5.1 Rotating biological filters
2.5.2 Two-phase partitioning reactors -- 2.5.3 Membrane bioreactors -- 2.6 Concluding remarks -- References -- 3 Determination of biofilter performances -- Nomenclature -- Greek letters -- Subscript -- 3.1 Introduction -- 3.2 Biofiltration parameters -- 3.3 Analytical models used for the determination of biofilter performances -- 3.3.1 Modified Michaelis-Menten model and Haldane model for biofilters -- 3.3.2 Rapid procedure for ECmax determination -- 3.3.2.1 Model of Ottengraf and Van den Oever (1983) -- 3.3.2.1.1 First case: zero-order kinetics with reaction limitation
