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  2. Inca agriculture - Wikipedia

    en.wikipedia.org/wiki/Inca_agriculture

    Inca agriculture was the culmination of thousands of years of farming and herding in the high-elevation Andes mountains of South America, the coastal deserts, and the rainforests of the Amazon basin. These three radically different environments were all part of the Inca Empire (1438-1533 CE) and required different technologies for agriculture .

  3. Andén - Wikipedia

    en.wikipedia.org/wiki/Andén

    A water channel to drain and irrigate andenes. Andenes were complicated to build, requiring provisions for drainage and irrigation. The first step in constructing an andén was to lay an underground or bedrock foundation about 1 metre (3.3 ft) deep to lend strength and stability to the retaining wall, which might rise about 2 metres (6.6 ft) above the slope of the ground.

  4. Agricultural history of Peru - Wikipedia

    en.wikipedia.org/wiki/Agricultural_history_of_Peru

    The Inca were a mountain-based culture that expanded when the climate became wetter, often sending conquered peoples down from the mountains into fallow but farmable lowlands. In contrast, the Moche were a lowland culture that died out after a strong El Niño , which caused abnormally high rainfall and floods followed by a long drought .

  5. Terrace (earthworks) - Wikipedia

    en.wikipedia.org/wiki/Terrace_(earthworks)

    In agriculture, a terrace is a piece of sloped plane that has been cut into a series of successively receding flat surfaces or platforms, which resemble steps, for the purposes of more effective farming. This type of landscaping is therefore called terracing. Graduated terrace steps are commonly used to farm on hilly or mountainous terrain.

  6. Inca technology - Wikipedia

    en.wikipedia.org/wiki/Inca_technology

    The Inca faced many problems with living in areas with steep terrain. Two large issues were soil erosion and area to grow crops. [5] [6] The solution to these problems was the development of terraces, called Andenes. These terraces allowed the Inca to utilize the land for farming that they never could in the past. [6]

  7. DHL plane crash in Lithuania likely due to technical issue ...

    www.aol.com/news/lithuania-leans-towards...

    VILNIUS (Reuters) -Lithuania has found no sign that the crash on Monday of a DHL cargo plane was caused by sabotage, and believes technical issues were a more likely explanation, officials said on ...

  8. Pre-Columbian era - Wikipedia

    en.wikipedia.org/wiki/Pre-Columbian_era

    Inca rule extended to nearly a hundred linguistic or ethnic communities, some 9 to 14 million people connected by a 40,000-kilometer road system. Cities were built with precise stonework, constructed over many levels of mountain terrain. Terrace farming was a useful form of agriculture.

  9. Choquequirao - Wikipedia

    en.wikipedia.org/wiki/Choquequirao

    Choquequirao is a 15th- and 16th-century settlement associated with the Inca Empire, or more correctly Tahuantinsuyo. [8] The site had two major growth stages. This could be explained if Pachacuti founded Choquequirao and his son, Tupac Inca Yupanqui, remodeled and extended it after becoming the Sapa Inca. [9]