![A group of Inuit people constructing an igloo.](/sites/default/files/styles/large/public/article18-19/Inuit-Igloo.png?itok=aHlFz7la)
Inuit Builders
![The most northern post office in the world.](/sites/default/files/styles/large/public/article18-19/Svalbard%20Post%20Office.jpg?itok=fUZazB1a)
Svalbard Post Office
![Graphic from the 2019 NOAA Arctic Report Card.](/sites/default/files/styles/large/public/article18-19/Surface%20Air%20Temp.%20NOAA.png?itok=Z9pxvC5r)
Surface Air Temperature
![The whale-oil refinery near the village of Smeerenburg by Cornelis de Man.](/sites/default/files/styles/large/public/article18-19/Smeerenburg.jpeg?itok=vug7MbCe)
Whale-Oil Refinery
![The Cossacks of the Yeniseisk Province, Russia collecting iasak.](/sites/default/files/styles/large/public/article18-19/Russian%20Fur%20Trade.jpg?itok=TKAhWNQP)
Russian Fur Trade
![A large stream of meltwater emerges from an upstream supraglacial lake.](/sites/default/files/styles/large/public/article18-19/Streams%20of%20Cryoconite.png?itok=rMU7MQrw)
Streams of Meltwater
![A 1965 Greenpeace protest.](/sites/default/files/styles/large/public/article18-19/Greenpeace.jpg?itok=82iFkc1S)
Greenpeace
![Vilhjalmur Stefansson and his ice party.](/sites/default/files/styles/large/public/article18-19/Vilhjalmur_Stefansson_with_ice_party_leaving_Collinson_Point.jpg?itok=wyYB8t-Y)
Vilhjalmur Stefansson
![A Royal Navy helicopter carrying out load lifting training.](/sites/default/files/styles/large/public/article18-19/Royal%20Navy%20in%20the%20Arctic.jpg?itok=q6lK9hUP)
Military in the Arctic
![A 300m long slump caused by thawing permafrost.](/sites/default/files/styles/large/public/article18-19/National_Park_Service_Thawing_permafrost.jpg?itok=tlYoi7Ej)
Thawing Permafrost
![Plenary session of the COP21 for the adoption of the Paris Accord.](/sites/default/files/styles/large/public/article18-19/Paris%20Climate%20Accords.jpg?itok=7Iecbzuj)
Paris Climate Agreement
![An illustration from Jules Verne's novel.](/sites/default/files/styles/large/public/article18-19/%27The_Purchase_of_the_North_Pole%27_by_George_Roux_01.jpg?itok=Rt_ImpaF)
The Purchase of the North Pole