Book excerpt: The fourth edition of Environmental Hazards continues to blend physical and social sciences to provide a thoroughly balanced, contemporary introduction to hazards analysis and mitigation strategies. It covers all the major rapid-onset events, whether natural, human or technological in origin which directly threaten humans and what they value. Environmental Hazards provides a lucid comprehensive introduction to both the theory and practice of hazards and their mitigation, drawing on interdisciplinary insights. It is essential reading for students of geography, environmental science, earth science and geology.