PART I: FUNDAMENTALS OF ENVIRONMENTAL SCIENCE Introduction Environmental Engineering Context and Paradigms Understanding Problems from a Source, Pathway and Receptor View Source Definition Review of Concentrations and Units Sources and Effects of Contaminants of Concern Source Statistics Pathways: Transport & Transformation Review of Governing Processes: Laws of Conservation Physical Processes and Transport Chemical Processes and Transformation Biological Processes and Transformation Definition of Receptors and Receptor Systems Receptor Types and Characterisation Impact and Consequence Assessments Receptors and Regulatory Requirements Risk Models, Uncertainty and Quantifiable Risk Analysis Receptor Systems: A River Ecology Example PART II: FROM SCIENCE TO ENGINEERING: APPLIED SYSTEMS Exemplar: Human Hydrological Cycle Hydrology Sources Pathways Receptors Water Supply & Distribution Sources Pathways Receptors Wastewater Collection and Treatment Sources Pathways Receptors Putting it all together: A linear view Sourcing of Water Provision of Water Disposal of Wastewater Fundamentals of Systems Analysis and Effect PART III: INTEGRATED SYSTEMS AND SUSTAINABILITY ANALYSIS Exemplars in the Water Nexus Fundamentals of Sustainable Systems Definition Why we care Assessing Performance and Sustainability Across Systems Assessment Basis and Criteria Integrated Assessment Challenges Multi-criteria Decision Analysis Applied Design for Sustainability Case Studies: Water/Energy Nexus Water and Society Economics of Water