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Andenes in the Sacred Valley at Pisac, Peru Diagram of Inca engineering of andenes. An andén (plural andenes), Spanish for "platform", [1] is a stair-step like terrace dug into the slope of a hillside for agricultural purposes. The term is most often used to refer to the terraces built by pre-Columbian cultures in the Andes mountains of South ...
Rice terraces in Sa Pa, Vietnam. Rice terraces of the Hani people in Yunnan, China. Rice terrace in the Fukuoka Prefecture, Japan. A terrace in agriculture is a flat surface that has been cut into hills or mountains to provide areas for the cultivation for crops, as a method of more effective farming. Terrace agriculture or cultivation is when ...
The Valley of Mexico attracted prehistoric humans because the region was rich in biodiversity and had the capacity of growing substantial crops. [4] Generally speaking, humans in Mesoamerica, including central Mexico, began to leave a hunter-gatherer existence in favor of agriculture sometime between the end of the Pleistocene epoch and the beginning of the Holocene. [11]
The Bolivian Andes principally produce tin, although historically silver mining had a huge impact on the economy of 17th-century Europe. There is a long history of mining in the Andes, from the Spanish silver mines in Potosí in the 16th century to the vast current porphyry copper deposits of Chuquicamata and Escondida in Chile and Toquepala in ...
Reconstruction of one of the pyramids of Aspero. After the first humans — who were then arranged into hunter-gatherer tribal groups — arrived in South America via the Isthmus of Panama, they spread out across the continent, with the earliest evidence for settlement in the Andean region dating to circa 15,000 BCE, in what archaeologists call the Lithic Period.
Terraces were built to permit agriculture in the rugged terrain of the Andes. The heartland of the Inca Empire was in the high plateaus and mountains of the Andes of Peru. This area is mostly above 3,000 metres (9,800 ft) in elevation and is characterized by low or seasonal precipitation, low temperatures, and thin soils.
Google Maps' location tracking is regarded by some as a threat to users' privacy, with Dylan Tweney of VentureBeat writing in August 2014 that "Google is probably logging your location, step by step, via Google Maps", and linked users to Google's location history map, which "lets you see the path you've traced for any given day that your ...
The list is an incomplete list of mountains in the Andes. There are many named and unnamed peaks in the Andes that are currently not included in this list. The dividing line between a mountain with multiple peaks and separate mountains is not always clear (see Highest unclimbed mountain). The table below lists the summits with at least 400m ...