Assertion: underwater archaeology | /r/CapableOf | become accepted in late 1980s
Facets:
value: broadly
type: DEGREE
Source sentences:
text: Underwater archaeology now has a number of branches including, after it became broadly accepted in the late 1980s, maritime archaeology: the scientifically based study of past human life, behaviours and cultures and their activities in, on, around and (lately) under the sea, estuaries and rivers.