The Glacier Bay Biosphere Reserve is located in Alaska, USA, and is part of the larger Glacier Bay National Park and Preserve. Established in 1986, it covers over 3 million acres of diverse ecosystems, including glaciers, fjords, and coastal rainforests. The reserve is known for its stunning natural beauty and rich biodiversity, providing habitat for various species, including bald eagles, sea otters, and humpback whales. As a designated biosphere reserve, it aims to promote conservation and sustainable development. The area is significant for scientific research, particularly in studying climate change and glacial retreat. Visitors can explore the reserve through guided tours, kayaking, and hiking, experiencing its unique landscapes and wildlife.