The Arctic Report Card considers a range of environmental observations throughout the Arctic, and is updated annually. As in previous years, the 2021 update highlights the changes that continue to occur in, and among, the physical and biological components of the Arctic environmental system.
Arctic Report Card videos and additional animations.
Media contacts and information for the Arctic Report Card 2021.
Autotrophic single-celled algae living in sea ice (ice algae) and water column (phytoplankton) are the main primary producers in the Arctic Ocean.
The Arctic tundra biome occupies Earth’s northernmost landmasses and forms a “wreath” of treeless vegetation that encircles the Arctic Ocean. Arctic tundra ecosystems are strongly influenced by warming air temperatures, and thus have become a focal point of global environmental change.
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