The Athabasca Basin is a geological region located in northern Saskatchewan, Canada. It is known for its rich deposits of uranium, making it one of the world's most significant areas for uranium mining. The basin is characterized by its unique sedimentary rock formations and is part of the larger Canadian Shield. The basin covers approximately 100,000 square kilometers and is surrounded by various other geological features. It is home to several mining operations, including the well-known Cameco Corporation. The area's remote location and harsh climate contribute to its unique ecosystem and biodiversity.