Scientists are worried about chemicals from burned materials (heavy metals, plastics, fire retardants) polluting the ocean.

A frightening phenomenon that's making seawater more acidic, spelling disaster for many marine animals, from plankton and coral up the food chain to sea stars, salmon, sea otters ... the animals that ...

While they can’t be certain, Cameron and others in the whale-watching community believe the sea otter is not feeding on his victims. “They normally eat invertebrates like crabs, snails, urchins, clams ...