Funding for this research was provided by:
Swiss Federal Institute of Technology Zurich
Article History
Received: 17 May 2022
Accepted: 25 September 2023
First Online: 16 October 2023
Declaration
:
: The authors declare that the research was conducted in the absence of any direct or indirect competing interests and funding that could be construed as a potential conflict of interest.
: This research project has been approved by the Vanuatu National Cultural Council – an independent statutory body that is mandated by the government to provide the necessary services for the preservation, protection and development/promotion of Vanuatu’s cultural heritage. A prerequisite for this approval was the signing of a research agreement (available on request to the corresponding author), which, in addition to copy rights, conditions of cooperation and the dissemination of research results, deals in particular with the researcher’s compliance with ethical standards. Furthermore, this study has been approved by ETH Zurich’s Ethics Commission (available on request to the corresponding author).