A network of tree-ring chronologies has been used to develop the first reconstruction of atmospheric river landfalls on the US Pacific Coast over the last 500 years.
Pacific Ocean
Posted inResearch Spotlights
Life and Death in the Deepest Depths of the Seafloor
Lacking light and energy, under-seafloor microbes rely on ancient organic materials to survive.
Posted inEditors' Highlights
Unraveling Hemispheric Ocean Nitrate Supply Pathways
Subsurface measurements of nitrogen and oxygen isotope ratios in nitrate reveal a predominantly southern hemisphere supply of nitrate to the equatorial Pacific.
Posted inEditors' Highlights
The Long Reach of El Niño’s Broom
Both the El Niño Southern Oscillation and natural variations in tropical Pacific weather conditions impact surface air quality in the Eastern United States.
Posted inNews
Pacific’s Garbage Hot Spot Holds More Plastic Debris Than Was Thought
A nonprofit that helped to collect data for the research plans to use the study’s findings to help guide it in an upcoming campaign to remove buoyant plastic trash from ocean gyres.
Posted inResearch Spotlights
One of World’s Oldest Animals Records Ocean Climate Change
Researchers probe millennia-old deep-ocean sponges for links between ocean nutrients and climate.
Posted inNews
Calm Waters off Hawaii Harbor a “Nursery” of Sea Life
Ocean slicks—naturally occurring bands of smooth water—are home to an astounding diversity of fish larvae and other marine life, researchers show.
Posted inEditors' Highlights
Plotting the Pliocene Polar Front
Understanding changing conditions in the south polar oceans during the warm late Pliocene period may help predict the impact of contemporary warming.
Posted inScience Updates
Exploring Methane Gas Seepage in the California Borderlands
Early-career scientists aboard the 2016 UNOLS Chief Scientist Training Cruise explored recently reactivated underwater methane seeps in the San Diego Trough.
Posted inNews
Threatened Sea Turtles in Hawaii Losing Ground to Rising Oceans
By midcentury, the Hawaiian green sea turtle could lose nesting beaches of increasing importance on Oahu, the most populous island in the chain.