Funding for this research was provided by:
Asia-Pacific Network for Global Change Research (CAF2015-RR18CMY-Jacobson)
Received: 2 January 2018
Accepted: 16 July 2018
First Online: 28 July 2018
Compliance with ethical standards
: This research complies with ethical standards as informed consent was gained from all participants.
: The authors declare that they have no conflict of interest.