Assertion: alpine tundra | /r/AtLocation | north america
Facets:
value: above the treeline
type: LOCATION
value: at elevations of 3,353
type: LOCATION
Source sentences:
text: Alpine tundra exists above the treeline, at elevations of 3,353 to 3,505 meters (11,000 to 11,500 feet) above sea level, all over the world — for example, in the European Alps and North America’s Rocky Mountains.