Erlend Haarberg / Rainbow over the Kjemagfossen waterfall, Saltfjellet, Nordland, Norway, June 2006

Bryan and Cherry Alexander / Dolgan herder covered in frost while working with his Reindeer / Caribou (Rangifer tarandus) during winter. Taymyr, Northern Siberia, Russia. 40 BELOW bookplate.

Bryan and Cherry Alexander / Frost shattered stone, Longyearbyen, Spitsbergen, Norway, June 2006.

Bryan and Cherry Alexander / Group of Walrus (Odobenus rosmarus) swimming during a snow flurry. Svalbard, Norway, June.

Bryan and Cherry Alexander / Rainbow over the dock buildings and mining hardware. Longyearbyen. Spitsbergen, Svalbard, Norway, June 2006.

Bryan and Cherry Alexander / Rainbow over Taubanesentralen, the funicular centre for coal, Skjaeringa, Longyearbyen. Spitsbergen, Svalbard, Norway, June 2006.

Bryan and Cherry Alexander / Orographic clouds starting to condense off the end of Braemfjellet, Hornsund Fjord. Spitsbergen, Svalbard, Norway, June 2008.

Bryan and Cherry Alexander / Greenlandic flag flying in Qaanaaq. Northwest Greenland, September 2008.

Bryan and Cherry Alexander / Nacreous / polar stratospheric clouds. Believed to be ice and Nitric acid, these react to produce clorine & bromine, from CFCs, which directly destroy ozone molecules. East Greenland, September 2005.

Bryan and Cherry Alexander / Canadian national flag and the Flag of Nunavut flying together. Canada, April 2008.

Bryan and Cherry Alexander / Snow squall in the sea off Svalbard, Norway.

Bryan and Cherry Alexander / Silky heads of Cotton grass (Eriophorum sp) shedding their seeds. Yamal Peninsula, Siberia, Russia.

Bryan and Cherry Alexander / Autumn storm in the Inuit village of Savissivik. Northwest Greenland, 1991.

Eric Baccega / Small iceberg in the fog, Sunshine fjord, Baffin Island, Nunavut, Canada, August 2010

Bryan and Cherry Alexander / Newly formed sea ice with ice flowers in winter. Melville Bay, Northwest Greenland, 1980.

Bryan and Cherry Alexander / Inuit hunter with frozen hood and beard at minus 30 celsius. Northwest Greenland.

Bryan and Cherry Alexander / Ice flowers on newly formed sea ice in winter. Northwest Greenland, 1986.

Bryan and Cherry Alexander / Frost smoke rising from open sea at -40C as Inuit hunter waits at seal's breathing hole near floe edge. Thule, Northwest Greenland, 1980.

Bryan and Cherry Alexander / Salt crystals on newly formed sea ice in Bylot Sound. Thule, Northwest Greenland, 1980.

Bryan and Cherry Alexander / Inuit hunter and dog team silhouetted against sea smoke mist, which forms at -40C. Northwest Greenland, 1980.

Bryan and Cherry Alexander / Winter storm blowing snow through Inuit village of Moriussaq, Northwest Greenland, 1980.

Bryan and Cherry Alexander / Mountains and altocumulus clouds reflected in Hall Basin. Ellesmere Island, Nunavut, Canada.

Bryan and Cherry Alexander / Snow covered tundra with Mount Herodier and Bylot Island shrouded in mist over Pond Inlet. Nunavut, Canada, 1999.

Eric Baccega / View of small iceberg in the fog, Sunshine fjord, Baffin Island, Nunavut, Canada, August 2010