Greenpeace activists and polar bear guide Timothy Burgler (L) wait for a boat arrival standing on an ice floe in Fram Strait.
Greenpeace is in the Arctic on the first leg of one of Greenpeace's biggest ever expeditions: an almost year-long pole to pole voyage from the Arctic to the Antarctic, to highlight the many threats facing the oceans and to campaign for a Global Ocean Treaty covering all seas outside of national waters.