By analyzing small samples of killer whale fat, scientists can learn about the diets of different killer whale populations. This has implications for our understanding of changing ecosystems.
An independent assessment of Japan’s plan to release treated radioactive wastewater into the Pacific Ocean, nearly 12 years after the Fukushima nuclear disaster, finds it safe and reasonable.
El Niño was given its name by Peruvian fishermen.
Christian Vinces / shutterstock
A new analysis of deep soil sediments accumulated in the mangroves of Pohnpei and Kosrae islands reveals a potentially different history of human arrival in this oceanic region.
Most of the flooded communities are Indigenous and rely on subsistence hunting that residents would normally be doing right now. Recovering from the damage will make that harder.
Tsunamis can be generated by underwater volcanic explosions thousands of miles away. The Jan. 15 explosion in Tonga resulted in tsunami advisories for British Columbia and all along the U.S. west coast.
On Jan. 15, 2022, coastal areas across California were placed under a tsunami warning.
Gado via Getty Images
Tsunamis aren’t just bigger-than-average waves. Triggered by undersea earthquakes or volcanic eruptions like the one in Tonga, they are fast, massive and potentially destructive. Here’s why.
Oiled sand in Huntington Beach, Calif., after a 126,000-gallon spill from an offshore oil pipeline.
Nick Ut/Getty Images
Offshore oil drilling has a long history in California, but is highly unpopular today. The latest major spill is likely to fuel efforts to wind down oil and gas production statewide.
Giant kelp (Macrocystis pyrifera) is a potential energy crop.
Linking Tourism & Conservation/Flickr
Diane Kim, USC Dornsife College of Letters, Arts and Sciences; Ignacio Navarrete, USC Dornsife College of Letters, Arts and Sciences, and Jessica Dutton, USC Dornsife College of Letters, Arts and Sciences
Making biofuels from crops grown on land poses trade-offs between food and fuel. A new study looks offshore.