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Just as in outer space, there is a whole environment, or ecosystem, under the waters that covers 75% of our planet, with 70% of our planet being ocean waters. Beneath those waters there really is an entirely new world - a world full of beauty and mystery that few humans have the opportunity to experience. Table of Contents Page 3…..The Ocean – Our Most Unexplored Frontier Page 4…..The History of Scuba Diving Page 6…..Diver Education Page 8…..Different Types of Diving Page 10…..Different Scuba Diving Skill Levels Page 12…..Are You Healthy Enough to Dive? Page 15…..Basic Diving Equipment Page 20…..The Divers Respiratory System Page 22…..Finding Your Way Under Water Page 24…..Scuba Diving Safety Guidelines Page 26…..About Under Water Pressure and Decompression Page 27…..Gravity Underwater Page 28…..Underwater Dangers Page 33…..Scuba Diving Organizations and Communities Page 32…..Where To Dive Page 33…..Dive Vacations Page 35…..Diver’s Glossary Note: The following ebook comes with MRR but no sales page..
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