The Ephemeral Nature of Unique Environments The loss of Canada's last epishelf lake is a stark reminder of the accelerating pace of environmental change.
This phenomenon, where freshwater floats on seawater, has been erased from the landscape after 4,000 years.
Located in Milne Fiord on Ellesmere Island in Nunavut, this ecosystem was unique not just because it existed but also because of its precarious balance between freshwater and saltwater communities.