The melting of glaciers has been documented on every continent.
Here are some examples.
 (A) Anderson Glacier in Olympic National Park, Washington, in 1936 and 2015   (B) Shepard Glacier in Glacier National Park, Montana, in 1913 and 2005  (C) Engebreen Glacier, Norway, in 1883 and 1974, showing a 2 km retreat |
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