Actor and Antarctic ambassador Javier Bardem and submarine pilot John Hocevar from Greenpeace USA surfacing after a dive exploring the Antarctic seafloor on around 270 meters depth in Charlotte Bay off the Gerlache Strait. Greenpeace is on a three-month expedition to the Antarctic to carry out scientific research, including seafloor submarine dives and sampling for plastic pollution, to highlight the urgent need for the creation of a 1.8 million square kilometre Antarctic Ocean Sanctuary to safeguard species like whales and penguins.