Alessandra Sprega, Benjamin Marcus, Elena Macchioni, Claudia Cancino, 2025

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The Getty Conservation Institute (GCI) has demonstrated a commitment to the conservation of earthen heritage for more than four decades, from early scientific research and seismic retrofitting efforts to global training programs and collaborative initiatives like Project Terra, the Conservation and Rehabilitation Plan for the Kasbah of Taourirt, the Seismic Retrofitting Project in Peru, and the International Course on the Conservation of Earthen Architecture in the UAE and Oman.

Building on this legacy, in 2023 the GCI's Earthen Architecture Initiative conducted a global online survey to better understand the current state of earthen heritage conservation, prioritize potential research directions, and garner critical insights to inform the GCI's strategic direction in the face of increasing environmental threats and the loss of traditional building knowledge. The survey aimed to identify key threats, challenges, and research priorities in the field.

Drawing on responses from over 250 international practitioners, this report is structured in four main sections: it begins with an overview of the survey's design and methodology, which is followed by a presentation of the findings related to current issues and research priorities. It then analyzes key trends across the field and concludes with lessons learned and strategic recommendations to guide future conservation efforts.

It is hoped that this publication will foster collaboration and knowledge-sharing among international institutions and different stakeholders dedicated to conserving earthen heritage.


How to Cite this Work
Sprega, Alessandra, Benjamin Marcus, Elena Macchioni, and Claudia Cancino. 2025. Advancing Earthen Heritage Conservation: A Survey on Challenges and Research Priorities in the Field. Research Report. Los Angeles: Getty Conservation Institute.
https://hdl.handle.net/10020/gci_pubs_earthen_heritage_conservation