Building Sustainability in European Tourism was the leading theme of the 2016 GSTC European Regional Meeting in Athens, Greece へのコメント

Building Sustainability in European Tourism was the leading theme of the 2016 GSTC European Regional Meeting in Athens, Greece へのコメント https://www.gstcouncil.org/building-sustainability-in-european-tourism-was-the-leading-theme-of-the-2016-gstc-european-regional-meeting-in-athens-greece/?lang=ja Global Sustainable Tourism Council: Sustainable Travel & Tourism, GSTC Criteria, Certification Mon, 06 Feb 2023 16:37:14 +0000 hourly 1