Define stratigraphic dating
Archaeology is an important field of anthropology, which is the broad study of human culture and biology.Archaeologists concentrate their studies on past societies and changes in those societies over extremely long periods of time.Sites containing signs of the first simple but purposeful burials in graves date to as early as 40,000 years ago in Europe and Southwest Asia.By the time people lived in civilizations, burials and funeral ceremonies had become extremely important and elaborate rituals.Laetoli even reveals footprints of humans from 3.6 million years ago.Some sites also contain evidence of the earliest use of simple tools.On rare occasions, however, delicate objects have been preserved.
Archaeology studies past human behavior through the examination of material remains of previous human societies.
Archaeologists have documented that the development of agriculture took place about 10,000 years ago.
Early domesticationthe planting and harvesting of plants and the breeding and herding of animalsis evident in such places as the ancient settlement of Jericho in Jordan and in Tehuacn Valley in Mexico.
Archaeology became established as a formal discipline in the 19th and early 20th centuries.
At that time, most archaeological work was confined to Europe, to the so-called cradle of civilization in southwestern Asia, and to a few areas of the Americas.
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Archaeologists have also recorded how primitive forms of humans spread out of Africa into Asia about 1.8 million years ago, then into Europe about 900,000 years ago.