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The Navajo and Hopi people have long embraced the water underneath and around the Black Mesa area as sacred to their people. The people have long lived around and became dependent on springs and wells of the Black Mesa. These waters are the only source of drinking water, water for livestock, and water for agriculture for the Navajo and Hopi people.
The history of water supply and sanitation is one of a logistical challenge to provide clean water and sanitation systems since the dawn of civilization. Where water resources, infrastructure or sanitation systems were insufficient, diseases spread and people fell sick or died prematurely. Astronaut Jack Lousma taking a shower in space, 1974
The archaeology of the Americas is the study of the archaeology of the Western Hemisphere, including North America (Mesoamerica), Central America, South America and the Caribbean. This includes the study of pre-historic/ Pre-Columbian and historic indigenous American peoples , as well as historical archaeology of more recent eras, including the ...
The Routledge Handbook to the History and Society of the Americas. New York: Routledge (2019) Keen, Benjamin, and Keith Haynes. A History of Latin America (2008) Kennedy, David M., Lizabeth Cohen, and Thomas Bailey. The American Pageant (2 vol 2008), U.S. history; The Canadian Encyclopedia; Morton, Desmond. A Short History of Canada 5th ed (2001)
Two 4.5 billion-year-old meteorites found on Earth that contained liquid water alongside a wide diversity of deuterium-poor organic compounds further support this. [44] Earth's current deuterium to hydrogen ratio also matches ancient eucrite chondrites, which originate from the asteroid Vesta in the outer asteroid belt. [45]
A new analysis of ancient grains of crystal embedded in rock from the Australian outback suggests Earth had dry land and fresh water some 4 billion years ago — a time when scientists had thought ...
The researchers believe instead of water, this chultún may have been used to store food and plants. Inside the chultún, a large cavern was built from layers of crushed coral and clay and ash ...
For broader world history, recorded history begins with the accounts of the ancient world around the 4th millennium BCE, and it coincides with the invention of writing. For some geographic regions or cultures, written history is limited to a relatively recent period in human history because of the limited use of written records. Moreover, human ...