The largest Arctic desert in the world is the Arctic Desert itself, which is considered a polar desert. It encompasses a vast area characterized by extremely low precipitation and cold temperatures. This desert covers parts of northern Canada, Greenland, and the Arctic Ocean areas. Due to its harsh climate, the Arctic Desert has a unique ecosystem with specialized wildlife, including polar bears, arctic foxes, and migratory birds that adapt to the frigid environment. The region is also critical for climate research, as changes in the Arctic can have significant impacts on global weather patterns and sea levels.