A study of the natural cycle of mercury reveals that humans are to blame for a five- to sixfold increase in the oceanic concentrations of the potentially toxic element.
Oceans
Posted inResearch Spotlights
Conquering Uncertainties in Tropical Climate Forecasts
The key to better predictions of atmospheric temperature trends in the tropics may lie in more accurate measurements of sea surface temperatures.
Posted inOpinions
A Transformational Path Forward for the Ocean Sciences Community
A new Decadal Survey of Ocean Sciences balances rising facilities costs with research needs. The ocean science community should unite behind the report's resounding central message.
Posted inScience Updates
Coastal Altimetry Challenges Our Understanding of Short Scales in the Ocean
8th Coastal Altimetry Workshop; Konstanz, Germany, 23–24 October 2014
Posted inNews
United States to Chair Arctic Council at Challenging Time
The proposed U.S. agenda during its chairmanship of the Arctic Council focuses on ocean safety, improving economic and living conditions, and climate change.
Posted inResearch Spotlights
Survey Shows Where Arctic Marine Bird Populations Thrive
"Hot spots" of species richness currently include the Bering Sea, Lancaster Sound, Baffin Bay, and Davis Strait. Will this change as sea ice melts?
Posted inResearch Spotlights
Salish Sea a Key Source of Regional Marine Nutrients
A new examination of nitrogen in the coastal waters off the Pacific Northwest shows that the Salish Sea delivers a large fraction of nutrients to shelf waters.
Posted inResearch Spotlights
What Drove Sea Surface Temperature Change During the Pleistocene?
New information suggests that atmospheric carbon dioxide concentration was just one of the main drivers of warming sea surface temperatures in the Pleistocene.
Posted inResearch Spotlights
Fluctuations in Atlantic Meridional Overturning Circulation
Variations in large-scale convection in the Atlantic Ocean are likely driven by wind.
Posted inScience Updates
Counting the Ocean's Greenhouse Gas Emissions
A new database seeks to improve estimates of oceanic emissions of methane and nitrous oxide.