Perhaps you’re a dim sum disciple of the venerable Yank Sing located in downtown San Francisco, but there’s plenty of other places in the Bay Area to snack on this delightful Chinese fare.
Phosphorus is one of the nutrients that plants need to grow, and for most of human history, farmers always needed more of it. But excess phosphorus, either from manure or manufactured fertilizer, can run off into streams and lakes and become an ecological disaster.
When it comes to making livestock agriculture more sustainable, there’s no one-size-fits-all approach. That’s the conclusion of a study of livestock around the world.
Fish can absorb toxic chemicals that have been dumped into waterways, but they can also get them from eating plastic. And there’s a lot of plastic in the open ocean, which scientists say can act like a sponge, soaking up the chemicals already out there.