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How ocean noise hampers whales

Dr Mark Baumgartner of the Woods Hole Oceanographic Institution explains how the noise we make in the oceans makes life difficult for whales.

Research presented at the annual meeting of the American Association for the Advancement of Science (AAAS) suggests that ocean noise has doubled each decade over the past 30 years.

Dr Mark Baumgartner, of the Woods Hole Oceanographic Institution, explains how this noise is making life difficult for whales.