Natural Hazards: Earth’s Processes as Hazards, Disasters, and Catastrophes, 5th Edition, by Edward A. Keller, offers a comprehensive introductory survey for university and college courses focusing on Earth processes with significant impacts on human society. Published by Routledge on March 29, 2019, this edition (ISBN-13: 978-1351673716) draws upon an expanding body of knowledge in the field. The textbook expertly integrates principles from geology, hydrology, meteorology, climatology, oceanography, soil science, ecology, and solar system astronomy. It elucidates the Earth processes that trigger hazardous events in an accessible manner, demonstrates their interactions with human civilization, and outlines strategies for adaptation. Designed for effective learning, chapters are segmented into manageable portions, each beginning with clear learning objectives and concluding with revision and critical thinking questions. A unique “Concepts in Review” section reinforces understanding through a breakdown of learning objectives, summary points, key visuals, and essential terminology. The revised edition features new case studies of hazardous events and encourages active engagement by applying five fundamental conceptual frameworks. Figures, illustrations, and photographs have been updated throughout to enhance visual learning.