In the ocean, where light only penetrates a few hundred feet underwater, animals depend on sound to locate food, navigate and to communicate with each other.
원문출처 : https://www.cnn.com/2022/09/26/world/whales-noise-pollution-anti-collision-c2e-spc-intl-scn/index.html
원문출처 : https://www.cnn.com/2022/09/26/world/whales-noise-pollution-anti-collision-c2e-spc-intl-scn/index.html