蜜芽传媒

A new whale sanctuary in the South Atlantic is top priority at this year's International Whaling Commission. The project would involve creating a safe space, free from damaging human activity, for the region's whale species. John Frizell is an Oceans Campaigner at Greenpeace International; he told Rebecca Kesby why whales are so vital to the ocean ecosystem.

(Picture: Southern right whale spotted off South Africa Credit: Getty)