Living Planet: Sounds of the sea
Living Planet: Sounds of the sea  
Podcast: Living Planet
Published On: Thu May 28 2020
Description: Although oceans cover more than two-thirds of the Earth, we don't often hear what goes on beneath the surface. This week: How playing sound underwater could be used to help revive coral reefs — and the ways human noise pollution is muddying the marine soundscape. Also, South Africa’s humpback whales make a stunning comeback.