1. Climate Change, Global Warming and UN’s Missionhttps://www.bbc.com/zhongwen/trad/chinese-news-46450010
2. 8% of the Global Carbon Emission Derives from Tourism. Experts Suggest to Charge for Carbon FootprintTechnews.tw/2018/05/09/tourism-add-carbon-emission-worse
3. Greenpeace: China’s Carbon Emission Acceleration in 2018 Was the Fastest in the Last 6 YearsCha.com.tw/news/lan/201805300286.aspx
4. Climate Change and Tourism: Responding to Global Challenges;Scott,2008
5. Low-Carbon Tourismhttp://www.lowcarbonmne.me/en/about-us/low-carbon-tourism