作者：McLaughlin, Eoin
作者单位：Heriot Watt University; University of Edinburgh
作者：Parssinen, Martti; Kalliola, Risto; Ranzi, Alceu; Puttonen, Eetu; Lopes, Rhuan Carlos; Virtanen, Pirjo Kristiina; Apurina, Francisco; Ruokolainen, Kalle; Hyyppa, Juha; Kukko, Antero; Campos, Mariana; de Novaes, Fabio; Oinonen, Markku; Barbosa, Antonia D.; Saunaluoma, Sanna; Ferreira, Evandro
作者单位：University of Helsinki; University of Turku; Universidade Federal do Acre (UFAC); The National Land Survey of Finland; Finnish Geospatial Research Institute (FGI); Universidade da Integracao Internacional da Lusofonia Afro-Brasileira (UNILAB); University of Turku; Aarhus University; Aalto University; University of Helsinki; University of Turku
摘要：Numerous geometric earthworks have been found in southwestern Amazonia, evidence of a monument-building precolonial civilization1, 2-3. This knowledge has contributed to the discussion about the deep history and the precolonial urbanism of Amazonia, its sociocultural contexts and its environmental legacy2,4, 5, 6, 7-8. Estimates of the geographical extent and population size of the forest civilization have remained weak, because the detection of earthworks has been almost exclusively limited t...
作者：Seeger, Katharina; Minderhoud, Philip S. J.
作者单位：Wageningen University & Research; University of Cologne; University of Padua; Deltares
作者：Thomas, Katherine A.; Storrs, Thomas B.; Xu, Wenfei; Faber, Jacob W.
作者单位：New York University; University of Virginia; University of California System; University of California Santa Barbara; New York University
摘要：We show that the Federal Housing Administration (FHA) and Veterans' Administration (VA) mortgage programmes had few Black borrowers and proportionate foreign-born borrowers in their early years. Although scholars have long posited that the beneficiaries of these programmes were disproportionately white, evidence of the identities of these early borrowers was scant and lacking information on their nativity1, 2-3. Here we fill this void by linking records from the Reconstruction Finance Corporat...
