The document discusses several key facts about oceans: - Oceans cover over 70% of the Earth's surface and contain 97% of the planet's water. Less than 1% is fresh water. - Life originated in the oceans, first emerging around hydrothermal vents without sunlight. Chemosynthesis provided the first energy source. - The ocean contains over 1.3 billion cubic kilometers of water and reaches depths over 11 kilometers in the Marianas Trench.

1. Oceans 11

2. Oceans: inspire and challenge… Hurricane Juan

3. Oceans provide life:

4. And take it…

5. Oceans are fun:

6. Oceans are calm…

13. Undersea earthquakes and other disturbances cause tsunamis, or great waves. The largest recorded tsunami measured 210 feet above sea level when it reached Siberia's Kamchatka Peninsula in 1737.

15. Ninety percent of all volcanic activity occurs in the oceans

26. Hapalochlaena lunulata Blue ringed octopus “ Children who have been stung by the sea wasp have died within minutes of being stung”. Box Jellyfish “ Sea wasp”