As we reported last month, one of the biggest obstacles to sustainable fish farming is that raising big, popular carnivores such as salmon and tuna requires us to fish – and overfish – far down the food chain, in the ranks of smaller species like anchovies. Those are the little critters the bigger fish like to eat — and they …
food chain
How Human Beings Are Downgrading Life on Planet Earth
We live in the Anthropocene, as some scientists have come to call our new geologic era. The term acknowledges the fact that human beings—nearly 7 billion strong and growing—have so much influence over the life, geography and even chemistry of planet Earth that we’re now essentially responsible for the whole show. For good and for …