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Academic Journal

Early specialized maritime and maize economies on the north coast of Peru.

Subjects: *CORN; *ECONOMIC specialization; *FOOD habitsANDES; PERU

  • Source: Proceedings of the National Academy of Sciences of the United States of America. 12/22/2020, Vol. 117 Issue 51, p32308-32319. 12p.

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Academic Journal

Ecological and hydroclimate responses to strengthening of the Hadley circulation in South America during the Late Miocene cooling.

Subjects: *CLIMATE change; *ATMOSPHERIC circulation; *STABLE isotopes

  • Source: Proceedings of the National Academy of Sciences of the United States of America. 5/14/2019, Vol. 116 Issue 20, p9747-9752. 6p.

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Academic Journal

Underwater ritual offerings in the Island of the Sun and the formation of the Tiwanaku state.

Subjects: *RITUAL; *IDEOLOGY; *RITES & ceremonies

  • Source: Proceedings of the National Academy of Sciences of the United States of America. 4/23/2019, Vol. 116 Issue 17, p8233-8238. 6p.

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Academic Journal

Discovery of the world's highest-dwelling mammal.

Subjects: *MAMMALS; *MOUNTAINS; *SCIENTIFIC expeditionsANDES; HIMALAYA Mountains

  • Source: Proceedings of the National Academy of Sciences of the United States of America. 8/4/2020, Vol. 117 Issue 31, p18169-18171. 3p.

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Climate change-induced population pressure drives high rates of lethal violence in the Prehispanic central Andes

Subjects: Warfare; Multidisciplinary; Climate Change

  • Source: McCool, W C, Codding, B F, Vernon, K B, Wilson, K M, Yaworsky, P M, Marwan, N & Kennett, D J 2022, ' Climate change-induced population pressure drives high rates of lethal violence in the Prehispanic

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Academic Journal

Strong upslope shifts in Chimborazo's vegetation over two centuries since Humboldt.

Subjects: *CLIMATE change research; *CLIMATE research; *GLOBAL warming researchHUMBOLDT, Alexander von, 1769-1859

  • Source: Proceedings of the National Academy of Sciences of the United States of America. 10/13/2015, Vol. 112 Issue 41, p12741-12745. 5p.

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Academic Journal

Direct evidence of 1,900 years of indigenous silver production in the Lake Titicaca Basin of Southern Peru.

Subjects: *ARCHAEOLOGICAL excavations; *SILVER; *SMELTINGPERU

  • Source: Proceedings of the National Academy of Sciences of the United States of America. 10/13/2009, Vol. 106 Issue 41, p17280-17283. 4p.

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Academic Journal

Four-thousand-year-old gold artifacts from the Lake Titicaca basin, southern Peru.

Subjects: *HISTORICAL archaeology; *ANTIQUITIES; *GOLDANDES; PERU

  • Source: Proceedings of the National Academy of Sciences of the United States of America. 4/1/2008, Vol. 105 Issue 13, p5002-5005. 4p. 2 Color Photographs, 1 Graph.

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