This book details the explorers and scientists who are expanding the frontiers of marine science. This comprehensive resource includes the study of the geology of the sea floor, the chemical and physical properties of the water, and the life that teems in and around it. This revised edition now covers the role humans play in polluting marine life and water supplies, and ultimately accelerating climate change, making this edition a must read. It also ties in a selection of various reports, offering students insightful information on the methods and applications of oceanography. Chapters include The Ocean Depths-Exploring the Seabed; Mid-Ocean Ridge-The Largest Single Volcanic Feature on the Planet; Creatures of the Deep Sea; Tsunami-Killer Waves; El Nino and Weather; Harmful Algal Blooms-"Red Tides"; and Human Impacts: Pollution and Climate Change.