Tsunami watch issued for Hawaii after Chile earthquake
A powerful magnitude-8.3 earthquake shook Chile’s capital Wednesday night. Chilean authorities issued a tsunami alert for the country’s entire coast, and U.S. officials posted an alert for Hawaii.
Effects of Seawall Armoring on Juvenile Pacific Salmon Diets
Are concrete seawalls actually affecting what salmons eat, and by how much? Researchers measured the types of prey in the water along armored shorelines and along restored beaches.