How the oceans sustain life, are part of the water cycle, and moderate climate.
Learn why a healthier ocean means a healthier planet, and find out how you can help.
Reviews the oceans' role as part of the water cycle and in sustaining life and moderating climate.
Connect your daily life experiences with specific points in a reading using a Double Entry Diary.
Sylvia Earle has been an ocean explorer and advocate for the oceans for her entire career.