The plight of the oceans, and the animals that live within them, is nothing short of tragic. The New Republic’s lead story last month was titled Aquacalypse Now: The End of Fish and it says "Our oceans have been the victim of a giant Ponzi scheme, waged with Bernie Madoff–like callousness by the world’s fisheries."  It's hard to fault this anology when you consider that it only took 50 years to decrease the global supply of of  big fish, such as bluefin tuna and cod, by 90%. In our harvesting of the ocean, we've left almost nothing behind. 

The Agenda tackled this topic in April, 2009, looking at pollution, climate change and overfishing: the tragedy of the commons and the slow-motion death of our oceans.

Take a look: