the landslide scars and deposits tell a fascinating story of the changing shape of the volcano Nevado del Ruiz, Colombia Description: Ruiz is the northern-most historically active volcano in South America (4.9N, 75.3W).
(Ruiz; is; the northern-most historically active volcano in South America) Context(Ruiz is,List([134, 141))):(the landslide scars and deposits; tell; a fascinating story of the changing shape of the volcano)
Ruiz is,List([134, 141))
Ruiz the landslide scars and deposits
is tell
the northern-most historically active volcano in South America
a fascinating story of the changing shape of the volcano