Titbit: Some Interesting Ocean Facts

While I was searching around the Web getting numbers and facts for my previous posting about food prices increasing I came across a site that listed a pile of interesting facts about our oceans. I thought I would just share a handful of them.

  1. GulfStreamThe longest continuous mountain range chain on the planet resides in the ocean and is more than 40,000 miles long.

  2. The Antarctic ice sheet that forms and melts over the ocean each year is almost twice the size of the United States.

  3. The deep ocean Gulf Stream off the east coast of the United States flows at a rate approaching 300 times faster than the average flow of the Amazon River, which is world’s largest land-based river.

  4. The world’s oceans contain about 20 million tons of gold.

  5. A single human swallow of seawater contains about one million bacterial cells, hundreds of thousands of phytoplankton, and tens of thousands of zooplankton.

  6. The blue whale is the largest animal on our planet; its size exceeding that of the greatest dinosaurs. Its heart is the size of a Volkswagen.

  7. Fish provide the greatest percentage of the world’s protein consumed by humans.

  8. Eighty percent of all pollution is the seas and oceans comes from land-based activities.

  9. Eighty percent of all humans live within 60 miles (100 klms) of the coast.

  10. The average depth of the oceans in 2.5 miles (4 klms).

  11. Less than 10 percent of the ocean area has been explored.

  12. Ninety percent of trade between countries is carried out over the oceans via cargo ships.

  13. If all the world’s ice was to melt the oceans would rise by 500 feet (about 150 metres).

  14. Ninety percent of all volcanic activity on Earth occurs in the oceans.

  15. Ocean levels have risen about 15cm over the past 100 years.

  16. 10,000 years ago the ocean levels were 110 metres lower than they are now.