Reindeer migrating in late Spring, Nenets Autonomous Okrug. Pic: Otto Habeck Nenets and Komi reindeer husbandry is dependent on reindeer for transportation. Pic: Otto Habeck, Nenets Autonomous Okrug Ponds resulting from thawing permafrost in the Yamal Peninsula in northwest Siberia captured by the Copernicus Sentinel-2 mission on 27 August 2018. The Yamal Peninsula: Permafrost, lakes, tundra, reindeer and people Pic: Annett Bartsch, 2015 Copernicus Sentinel-2 acquisition from central Yamal from winter 2016 (data source: ESA) and ALOS-2 PALSAR from winter 2016 (data source JAXA). The lakes are covered with ice and snow. Visible circular patterns can occur in Arctic lakes. (data preparation by b.geos) Image credit: contains modified Copernicus Sentinel data (2016), processed by b.geos. Open water and sea ice pictured in the Arctic Ocean from the icebreaker ‘Kapitan Dranitsyin’. Pic: Julienne Stroeve. Broken sea ice pictured in the Arctic Ocean from the icebreaker ‘Kapitan Dranitsyin’. Pic: Julienne Stroeve. Unbroken sea ice pictured in the Arctic Ocean from the icebreaker ‘Kapitan Dranitsyin’. Pic: Julienne Stroeve. Sea ice pictured in the Arctic Ocean from the stern of the icebreaker ‘Kapitan Dranitsyin’. Pic: Julienne Stroeve.