UCI oceanographers have discovered that phytoplankton communities in the eastern equatorial Pacific recycle and retain iron in their upper-ocean habitat. A key nutrient, the metal enables them to consume nitrogen, carbon dioxide and other elements to reproduce and grow. Credit: PublicDomainPictures.net Upwelling in the eastern equatorial Pacific Ocean provides essential […]

The team used hot-water drilling gear to melt a hole through Antarctica’s Ross Ice Shelf to explore the ocean below. Christina Hulbe, CC BY-ND Antarctica’s Ross Ice Shelf is the world’s largest floating slab of ice: it’s about the size of Spain, and nearly a kilometre thick. The ocean beneath, roughly […]