old crow flats造句

Old Crow Flats contains more than 2, 000 ponds and marshes,
Old Crow Flats and Bluefish Caves are some of the earliest known sites of human habitation in Canada.
The Old Crow Flats and basin was one of the areas in Canada untouched by glaciations during the Pleistocene Ice ages, thus it served as a pathway and refuge for ice age plants and animals.
Per the Vuntut Gwitchin Final Agreement, the southern extent of Old Crow Flats ( approximately 7, 785 km?) is classified as a " Special Management Area " by the Yukon Government; the northern portion is now part of Vuntut National Park.
Pre-Last Glacial Maximum migration across Beringia into the Americas has been proposed to explain purported pre-LGM ages of archaeosites in the Americas such as Bluefish Caves The interpretations of butcher marks and the geologic association of bones at the Bluefish Cave and Old Crow Flats sites have been called into question.
It's difficult to find old crow flats in a sentence. 用old crow flats造句挺难的

Paleo-Arctic ( or Stage 1 ) sites include Anangula ( > 7, 000 ) on Umnak Island in the Aleutian islands chain, Onion Portage ( 15, 000 ), and Old Crow Flats ( 29, 000 ) in the Yukon just east of the Alaskan border [ 6 34, 45-46 ].