Assertion: glacier's mass balance | /r/HasProperty | measured by the gain
Facets:
value: between seasons
type: TEMPORAL
value: in ice volume
type: OTHER
Source sentences:
text: Meanwhile, in 2016, Glacier No. 1’s mass balance — measured by the gain or loss in ice volume between seasons — recorded the second highest loss on record, with more of the glacier melting away in the summer.