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.

Plastic Litter Taints the Sea Surface, Even in the Arctic

For the first time, researchers show that marine litter can even be found at the sea surface of Arctic waters. Though it remains unclear how the litter made it so far north, it is likely to pose new problems for local marine life, the authors report.

China Visit Seals Deal On ‘China Eden’ Project

Sir Tim Smit has signed a contract to build an Eden Project on the east coast of China. He said it would be an “iconic building” to demonstrate the region’s commitment to sustainability. The new Eden will be located on a barren piece of reclaimed land that sits on a convergence of two rivers near Qingdao.

Linta River Delta and Dunes, Madagascar

An astronaut on the International Space Station used a long lens to shoot this photograph of the complex shoreline near the Linta River delta in southern Madagascar.