A Delicate Balance: Protecting Northwest’s Glass Sponge Reefs

Rare and extensive reefs of glass sponges are found only one place on earth – a stretch of the Pacific Northwest coast. Now, efforts are underway to identify and protect these fragile formations before they are obliterated by fishing vessels that trawl the bottom.

The Next Food Revolution: Fish Farming?

Farmed seafood exceeded global beef production for the first time in 2011 and now provides about half of all fish consumed by humans. Yet aquaculture comes with a host of problems, from pollution of coastal areas and ecosystems, to sanitary issues and diseases, to the major challenge facing aquaculture: the issue of fish feed.