Roland Fletcher

ORCID: 0000-0001-8969-9759
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About
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Research Areas
  • Archaeological Research and Protection
  • Archaeology and ancient environmental studies
  • Cambodian History and Society
  • Vietnamese History and Culture Studies
  • Cultural Heritage Management and Preservation
  • Asian Geopolitics and Ethnography
  • Southeast Asian Sociopolitical Studies
  • Archaeology and Rock Art Studies
  • Ancient Mediterranean Archaeology and History
  • Pacific and Southeast Asian Studies
  • Historical and Cultural Archaeology Studies
  • Tree-ring climate responses
  • Eurasian Exchange Networks
  • Maritime and Coastal Archaeology
  • Urban Design and Spatial Analysis
  • Geology and Paleoclimatology Research
  • Pleistocene-Era Hominins and Archaeology
  • Ecosystem dynamics and resilience
  • Migration, Aging, and Tourism Studies
  • Building materials and conservation
  • Indigenous Studies and Ecology
  • Climate variability and models
  • Metallurgy and Cultural Artifacts
  • 3D Surveying and Cultural Heritage
  • Historical Economic and Social Studies

The University of Sydney
2014-2024

St. John's College of Nursing
2024

University of Cambridge
2024

The University of Adelaide
2021

The “hydraulic city” of Angkor, the capitol Khmer Empire in Cambodia, experienced decades-long drought interspersed with intense monsoons fourteenth and fifteenth centuries that, combination other factors, contributed to its eventual demise. climatic evidence comes from a seven-and-a-half century robust hydroclimate reconstruction tropical southern Vietnamese tree rings. Angkor droughts were duration severity that would have impacted sprawling city’s water supply agricultural productivity,...

10.1073/pnas.0910827107 article EN Proceedings of the National Academy of Sciences 2010-03-29

Previous archaeological mapping work on the successive medieval capitals of Khmer Empire located at Angkor, in northwest Cambodia (∼9th to 15th centuries Common Era, C.E.), has identified it as largest settlement complex preindustrial world, and yet crucial areas have remained unmapped, particular ceremonial centers their surroundings, where dense forest obscures traces civilization that typically remain evidence surface topography. Here we describe use airborne laser scanning (lidar)...

10.1073/pnas.1306539110 article EN Proceedings of the National Academy of Sciences 2013-07-11

The great medieval settlement of Angkor in Cambodia [9th–16th centuries Common Era (CE)] has for many years been understood as a “hydraulic city,” an urban complex defined, sustained, and ultimately overwhelmed by water management network. Since the 1980s that view disputed, but debate remained unresolved because insufficient data on landscape beyond temples: broader context monumental remains was only partially had not adequately mapped. 1990s, French, Australian, Cambodian teams have...

10.1073/pnas.0702525104 article EN Proceedings of the National Academy of Sciences 2007-08-24

Meticulous survey of the banks, channels and reservoirs at Angkor shows them to have been part a large scale water management network instigated in ninth century AD. Water collected from hills was stored could distributed for wide variety purposes including flood control, agriculture ritual while system overflows bypasses carried surplus away lake, Tonle Sap, south. The had history numerous additions modifications. Earlier both disposed water. From twelfth onwards new primarily lake. authors...

10.1017/s0003598x00097295 article EN Antiquity 2008-09-01

For over a century, the landscape of Angkor Wat and its surrounding area have been focus archaeological study. These studies constrained substantially, however, by lack chronological resolution in features difficulty dating elements cultural assemblage. Recently obtained LiDAR data transformed understanding complex, enabling archaeologists to map terrain usually obscured dense protected vegetation. The results informed targeted ground-based research, demonstrated previously unknown...

10.15184/aqy.2015.157 article EN Antiquity 2015-12-01

Abstract Site sizes have been reported by archaeologists all over the world in past 150 years. Now that numerous site size reports are becoming available from contract work and surveys for cultural resource management as well regional research programmes we need seriously to consider whether there really is sufficient intercomparability this mass of data be generally useful. Despite assumptions about inter‐regional inconsistencies collection appears a world‐wide consistency way has...

10.1080/00438243.1986.9979989 article EN World Archaeology 1986-06-01

Anthropological archaeologists often employ ethnohistoric and ethnographic data to interpret the archaeological record. Of special concern subdiscipline of "action" or "living" archaeology is problem devising reasonably accurate methods for estimating population a site prehistoric household. Techniques developed by various researchers are here summarized critiqued. Then available evidence on household size dwelling area in Mesoamerica, including from two Guatemalan highland communities...

10.1086/203348 article EN Current Anthropology 1985-12-01

The historic urban collapse of Angkor is linked to infrastructural complexity and climatic variability.

10.1126/sciadv.aau4029 article EN cc-by-nc Science Advances 2018-10-05

Archaeology has conventionally managed information about settlements into a set of types: campsite-encampment, hamlet-village, and town-city. These were tightly defined but have now become rather less specific. They are broadly understood as categories different magnitude still tend to be framed within stage-theory premise linear transformation from smaller with more mobile communities larger ones communities. However, what apparent is that the agrarian-based urbanism contains compact,...

10.1484/j.jua.5.120908 article EN Journal of Urban Archaeology 2020-01-01

Investigating the use of land during medieval period at celebrated ceremonial area Angkor, authors took a soil column over 2.5m deep from inner moat Bakong temple. The dated pollen sequence showed that temple was dug in eighth century AD and agriculture immediate subsequently flourished. In tenth declined became choked with water-plants. It this time, according to historical documents, new centre Phnom Bakeng founded by Yasovarman I.

10.1017/s0003598x00094060 article EN Antiquity 2006-09-01

Abstract World Heritage conservation in developing countries is challenged by conflicting demands of preservation, economic development and social equity. Managing these requires monitoring the dynamic interaction between cultural heritage, natural environment contemporary society. Collaboration research, management governance therefore necessary if we are to reconcile competing living with heritage. The Angkor Site Cambodia epitomizes challenge a test case for countries. A joint Cambodian...

10.1080/00438240701465001 article EN World Archaeology 2007-09-01

The conventional history of urban growth defines agrarian-based cities prior to the 19th century CE as densely inhabited and commonly bounded by defenses such walls. By contrast industrial-based are viewed more spread out without marked boundaries. Since 1960s a trajectory towards extensive, low-density urbanism with sprawling, scattered suburbs surrounding denser core has been formally recognised given various names megalopolis in West desakota southern eastern Asia. These sprawling...

10.3389/fdigh.2019.00014 article EN Frontiers in Digital Humanities 2019-08-28

Dispersed, low-density urbanism has conventionally been considered as a unique consequence of industrialization and factors such mechanized transport. Pre-industrial by contrast, perceived almost entirely in terms compact densely inhabited cities with strong differentiation between an urban rural populace. Evidence demonstrates, settlements were notable feature the agrarian-urban world, especially tropics, have characteristic every known socio-economic system used Homo sapiens. This paper...

10.1484/j.jua.5.123674 article EN Journal of Urban Archaeology 2021-01-01

The ten Anomalous Giants discussed in this issue are a few examples of diverse, worldwide, settlement phenomenon. More than two hundred sites with their characteristic, extensive, patchy or dispersed, low-occupation-density behaviour have been identified across five continents and sixty cultures. Many more may exist, especially the Americas, Africa, possibly South Asia. Their global distribution, recurrence over some seven thousand years differing environments, variability durations,...

10.1484/j.jua.5.133459 article EN Journal of Urban Archaeology 2023-01-01

Dan Penny, Christophe Pottier, Matti Kummu, Roland Fletcher, Ugo Zoppi, Mike Barbetti, Tous Somaneath Hydrological History of the West Baray, Angkor, revealed through Palynological Analysis Sediments from Mebon En marge de ses spectaculaires monuments, capitale du Cambodge ancien, se caractérise par un vaste réseau canaux, digues et réservoirs. La fonction cette infrastructure hydraulique son rôle dans le déclin l'abandon d'Angkor sont toujours sujets à débat. Cet article présente nouvelles...

10.3406/befeo.2005.5994 article FR Bulletin de l Ecole française d Extrême-Orient 2005-01-01

The nature and even the existence of water management at Angkor has been subject considerable debate since 1970s. Recent work by EFEO Greater Project mapped a vast network extending across approximately 1000 sq km. From new map an outline can be provide development between 8 th -9 14 centuries. Each large extension tapped from succession natural rivers flowing NE to SW. river was further north west. had five major components - E-W embankments that trapped northeast; N-S channels eventually...

10.7152/bippa.v28i0.12016 article EN Bulletin of the Indo-Pacific Prehistory Association 2008-06-19

10.1016/j.nimb.2007.02.095 article EN Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms 2007-03-06
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