Jorge Sarmiento and Daniel Sigman are among Princeton researchers pushing through the challenging conditions of the Southern Ocean because they want to learn more about the waters at the bottom of the globe.
Small eukaryotic phytoplankton are far more important for taking up upwelled nutrients and for transporting atmospheric carbon dioxide into the ocean interior than their abundance implies.
Freshman Sarah Bluher spent part of her spring break in the Florida Everglades collecting field samples from an airboat in a water conservation area.
Daniel Sigman, a Princeton University biogeochemist who has conducted pioneering work exploring the large-scale systems that have supported life on the planet throughout the millennia, has been selected as a 2009 MacArthur Fellow.
After more than a decade of inquiry, a Princeton-led team of scientists has turned the tables on a long-standing controversy to re-establish an old truth about nitrogen mixing in the oceans.