What are the hazards in Glacier Bay?
What are the hazards in Glacier Bay? Generally, heavy glacial ice weight suppresses earthquakes, while deglaciation promotes them. Consequently, the region may be experiencing an increase in seismic activity. Earthquakes can intensify landscape movements such as landslides, and landslides falling into the ocean can generate large tsunami waves.
Are there orcas in Glacier Bay?
Types of wildlife you will most likely see: Orcas (killer whales) Minke Whales. A variety of mammals, including Alaskan brown bears. Stellar Sea Lions.
Why is Glacier Bay so special?
Glacier Bay collects many glaciers flowing from the tall surrounding mountains with abundant snowfall. As recently as 1750 a single glacier thousands of feet thick filled what is now a 65-mile long fjord. This glacial retreat has exposed a resilient land that hosts a succession of marine and terrestrial life.
Why does lake McDonald not freeze?
Extended periods of below freezing temperatures are needed to form ice on the lake. Wind keeps water moving and circulating, keeping it from turning to ice. As weather conditions vary, so will the ice on the lake.