As the ills of factory farming become more pronounced, people are increasingly gravitating towards vegetarian or pescatarian diets. Besides producing a large percentage of our total greenhouse gas emissions, raising livestock uses up a third of the world’s arable land to grow feed, not to mention that the animals themselves are often terribly mistreated. Eating fish, then, seems preferable to meat. In fact, according to the Global Aquaculture Alliance, 3.1 billion people around the world now rely on fish and seafood for a fifth of their daily animal protein intake. Fish are also one of our only sources of long-chain omega-3 fatty acids.
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