Assertion: legacy sediment | /r/HasProperty | ubiquitous
Facets:
value: in australia
type: LOCATION
value: in north america
type: LOCATION
Source sentences:
text: In North America and Australia, legacy sediments are ubiquitous and represent episodic erosion in response to the colonization of land by European settlers who introduced Old World land- clearance technologies (e.g. steel tools and plows pulled by draft animals) and export economies.