Chapter 3 -  A special interest box on the recovery of black smokers has been added.  Many new figures illustrating the breakup of Pangaea and the different types of plate boundaries . 

Chapter 4 - A discussion of the Calcite Compensation Depth and gas hydrates. 

Chapter 5 - Special interest box on measuring ocean temperatures with acoustic thermometry  

Chapter 6 - Special interest box on ship emissions 

Chapter 8 -  Tsunami Warning Systems (do they work and how?) 

Chapter 9 -  National Marine Sanctuaries (an overview of the twelve U.S sanctuaries with map & photos)  

Chapter 10 - Whale Falls (the colonization of whale carcasses by deep sea organisms - a unique research project)  

Chapter 12 - Biodiversity (numbers of species in various ocean areas – an important current topic)   

Chapter updates include the following: 

Chapter 1 - significant additions to the history of oceanography including expanded discussion of the voyages of the Phoenicians, Polynesians, and Vikings. 

Chapter 2 - an expanded discussion of GPS navigation.  The discussion of ocean basins has been modified to include the Arctic as an independent ocean.  There are new tables describing Earth’s water supply and the physical characteristics of the four ocean basins.  There is a new discussion of the formation of the universe, the solar system, and the Earth.  There is a major revision of the discussion of the geologic time scale. 

Chapter 3 - The discussion of the interior of the Earth and Earth layers has been completely re-written.  The discussion of plate boundaries has been completely re-written with new figures to create a simpler and more linear presentation for students.  The three different types of plate boundaries are now discussed in detail in three separate sections.  A table listing the types and characteristics of plate boundaries has been created.  A section on continental margins has been added. 

Chapter 4 - revised discussion of ocean sediments including what they can tell us about paleo-oceanography.  

Chapter 7 - features the new equipment used by oceanographers to explore the oceans - long range independent subsurface robots, robotic devices that report back to the ship or to a satellite, new independent current meters, water samplers and sensors.  Instrumentation sections have been completely re-written; new photographs are included.  

Chapter 8 - section on tsunamis has been updated and new material added.  

Chapter 9 - has a new section on the dead zone in the Gulf of Mexico and the section on coasts has been revised.  

Chapter 10 has a new section on extremophiles with photographs.  

Chapter 11 - includes new data on marine mammals, fisheries and aquaculture.  Fish harvests are updated, the whaling section includes data on the native American whale hunt, the 2000 expansion of Japanese whaling and the proposed Icelandic whaling expansion in 2001.  New information on Pfiesteria (the cell from hell) and coccolithophores (with a satellite picture).  

Chapter 12 - has new data on coral diseases and bleaching; also updated information on shellfish and crab/shrimp harvests.