A MARTINEZ, HOST:
Good morning. I'm A Martinez.
Ever been to a club or a loud party with friends? You wind up leaning in and screaming at each other just to be heard. Researchers say that's what it's like all the time underwater now, thanks to human-made noise pollution. Whales, seals, porpoises and other marine mammals need their keen hearing for communication and also for finding food. But it's being damaged by a wide range of constant, loud sound. So the next time you're in the ocean, make good choices and (whispering) use low-pitched voices.
It's MORNING EDITION. Transcript provided by NPR, Copyright NPR.
NPR transcripts are created on a rush deadline by an NPR contractor. This text may not be in its final form and may be updated or revised in the future. Accuracy and availability may vary. The authoritative record of NPR’s programming is the audio record.