As you can see from the following photographs, the crap that Industry (which we cannot exclusively blame as long as we use their products, which we all do) puts into the oceans far exceeds the crap put into the atmosphere. Since the dawn of the Industrial Revolution, the acidic content of the seas has increased significantly. What will be the result?
We know more about the surface of the Moon than we do about our own oceans.
The residents of Japanese fishing villages are well aware of what happens - the existence of giant-sized Nomura jellyfish which have destroyed their local economies, below:
Blessed be the jellyfish and blessed be the sea cucumbers, for they shall inherit the earth.
Originally posted on Apr. 4, 2010. Back by popular demand. Mine.