A century later glacier retreat has opened a multi-armed bay more than 30 miles long.

The reef emerged during a glacier retreat in the late 20th and early 21st centuries.

The cove's shape is enhanced as a result of glacier retreat in the late 20th and early 21st century.

It was formed as a result of glacier retreat in the last decade of 20th century.

This is a part of the global phenomenon of glacier retreat.

Tree ring samples have also been used previously to determine the extent of glacier retreat.

Shape enhanced by recent glacier retreat northwest of the point.

This glacier retreat follows a worldwide pattern that has accelerated even more since 1980.

Shape enhanced as a result of glacier retreat in the late 20th and early 21st century.

It cannot explain the widespread glacier retreat that has occurred since 1955.