Assertion: island's area | /r/CapableOf | decrease by 11%
Facets:
value: from 288 km2
type: LOCATION
Source sentences:
text: During the time period between 1947 and 1988, the total area of Heard Island's glaciers decreased by 11%, from 288 km2 (roughly 79% of the total area of Heard Island) to only 257 km2.