The Ocean World Encyclopedia emphasises not just how the long-division of oceans across continents has been delineated, but also how the resulting processes, consciously or unknowingly, have influenced the atmosphere we live in. The ocean water is a stunning shade of blue! Yeah, indeed. What, on the other hand, causes it to be Blue? Why aren't the salty waters of the ocean drinkable? Aside from those seldom asked questions, learn about some awesome aquatic creatures such as red lionfish, Spanish dancer, and barndoor skate.