Aerial of Axel Heiberg island, Nunavut, Canadian Arctic, Canada, North America

Aerial of Axel Heiberg island, Nunavut, Canadian Arctic, Canada, North America

King penguin (Aptenodytes patagonicus) breeding and nesting colony at Salisbury Plain in the Bay of Isles, South Georgia, Southern Ocean, Polar Regions

British Antarctic Survey (BAS) research plane landing at the Chilean Research base Frei on King George Island, Antarctica, Polar Regions

Guest from the Lindblad Expedition ship National Geographic Explorer photographing soda straw ice in the Svalbard Archipelago, Norway, Arctic, Europe

Chinstrap penguins (Pygoscelis antarctica), ecstatic display at breeding colony at Half Moon Island, Antarctica, Polar Regions

Microbats constitute the suborder Microchiroptera, found in a sandstone crevice on Bigge Island, Kimberley, Western Australia, Australia, Pacific

Research divers from the MOC Marine Institute map out coral damage at Molokini Marine Preserve off the island of Maui, Hawaii. In the future, data from here will help to determine the health of Hawaii's reefs, Maui, Hawaii, United States of America

Research divers from the MOC Marine Institute glue broken coral heads back together and map out coral damage at Molokini Marine Preserve off the island of Maui, Hawaii. In the future, data from here will help to determine the health of Hawaii's reefs, Maui, Hawaii, United States of America