We Must Use Our Minds, Not Our Appetites

In Greenberg's TED Talk, he informs us that the way we fish shrimp, tuna, salmon and "white fish" is threatening our oceans. Since these four fish are the most popular, they are severely overfished and unsustainable. Shrimp is fuel inefficient to bring to the market and there is a mangrove deficit in raising them. Tuna is a global fish, which means we have to manage areas in our oceans globally. We cannot grow tuna because they are warm blooded and can swim up to 40 mph. These factors eliminate the advantages of farming fish. For salmon, the main issue is that there are too many dams across the nation. This is problematic because it stops salmon from reaching their spawning grounds. The last, or category of fish, Greenberg spoke about was "white fish." This fish started as the halibut, then cod, and now Alaska pollack. The Alaska pollack was the largest fin fish fishery in the United States, taking in "2-3 billion pounds out of the sea every single ye...