Assertion: glacier | /r/HasProperty | measured change
Facets:
value: in elevation for these glaciers
type: OTHER
Source sentences:
text: Walker found that four glaciers west of Totten, in an area called Vincennes Bay, have lowered their surface height by about 9 feet (almost 3 meters) since 2008—before that year, there had been no measured change in elevation for these glaciers.