Evidence from mud, charcoal, and feces suggests humans arrived in East Polynesia during the driest period in 2 millennia.
Pacific Ocean
Satellite Sleuthing Detects Underwater Eruptions
Satellite data helped scientists locate the volcanic source of a pumice raft floating in the South Pacific Ocean, illustrating their promise in locating and monitoring undersea eruptions.
The Ecological Costs of Removing California’s Offshore Oil Rigs
Offshore oil- and gas-drilling platforms are rich habitats for fish, and removing them completely would result in a loss of over 95% of fish biomass, new research has revealed.
Submarine Canyons Breed Megawaves in Japan
The canyons act like a prism, focusing waves into mammoths of destruction.
Oceans Vented Carbon Dioxide During the Last Deglaciation
A new boron isotope record from South Pacific marine sediments offers a more complete picture of ocean-atmosphere carbon dioxide exchange during the late Pleistocene.
A Key to Coral Bleaching Events? Location, Location, Location
New research indicates that longitude, as well as warming waters, may be a key predictor of coral bleaching events.
Gravel Gives Clues to the Strength of Paleotsunamis
The roundness of sediment deposits may shed light on how big tsunamis were in the past and how to evaluate hazards in the future.
Volcanic Eruption Creates Temporary Islands of Pumice
Rafts of pumice, spewed from an undersea volcano, recently appeared in the South Pacific. These transient, movable islands are important toeholds for marine life like barnacles, coral, and macroalgae.
Great Pacific Garbage Patch Swim Nears Conclusion
Long-distance swimmer Ben Lecomte seeks to raise awareness about plastic pollution in the ocean.
How the Ocean’s “Shadow Zone” Breathes
A new study uses Argo floats and an ocean circulation model to track the sources supplying pulses of oxygen to the deep North Pacific.
