Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Mesa Verde National Park' has mentioned 'Archaeologists' in the following places:
Occurrence Sentence Text Source
Archaeologists differ as to the origin of the Mesa Verde Archaic population; some believe they developed exclusively from local Paleo-Indians, called the Foothills Mountain Complex, but others suggest that the variety of projectile points found in Mesa Verde indicates influence from surrounding areas, including the Great Basin, the San Juan Basin, and the Rio Grande Valley.
With the introduction of corn to the Mesa Verde region c.xe2x80x891000 BC and the trend away from nomadism toward permanent pithouse settlements, the Archaic Mesa Verdeans transitioned into what archaeologists call the Basketmaker culture.
[18] During the late 8th century, Mesa Verdeans began building square pit structures that archaeologists call protokivas.
[24] Far View House, the largest of these, is considered a classic Chaco "outlier," on which construction likely began between 1075 and 1125, although some archaeologists argue that it was begun as early as 1020.
[25] Archaeologists refer to this period as the "Great Drought".
The vacating Mesa Verdeans left almost no direct evidence of their migration, but they left behind household goods, including cooking utensils, tools, and clothing, which gave archaeologists the impression that the emigration was haphazard or hurried.
Archaeologists believe the Mesa Verdeans who settled in the areas near the Rio Grande, where Mesa Verde black-on-white pottery became widespread during the 14th century, were likely related to the households they joined and not unwelcome intruders.
Archaeologists view this migration as a continuation, versus a dissolution, of Ancestral Puebloan society and culture.
[63] While archaeologists tend to focus on the "push" factors that drove the Mesa Verdeans away from the region, there were also several environmental "pull factors", such as warmer temperatures, better farming conditions, plentiful timber, and bison herds, which incentivized relocation to the area near the Rio Grande.
Although Chaco Canyon might have exerted regional control over Mesa Verde during the late 11th and early 12th centuries, most archaeologists view the Mesa Verde region as a collection of smaller communities based on central sites and related outliers that were never fully integrated into a larger civic structure.
This has been taken by some archaeologists, including Stephen H. Lekson, as evidence of the continuing reach of the Chacoan system.
[80] Archaeologists believe that prior to the 13th century, springs and other sources of water were considered shared public resources, but as Mesa Verdeans moved into increasingly larger pueblos built near or around water supplies control was privatized and limited to members of the surrounding community.
[88] There is no evidence of ancient pottery markets in the region, but archaeologists believe that local potters exchanged decorative wares between families.
Prior to the fires of 1996 to 2003, archaeologists had surveyed approximately ninety percent of the park.