1. Climate Change 2013: The Physical Science Basis. Working Group I Contribution to the IPCC Fifth Assessment Report,2013
2. The Guardianhttps://www.businessinsider.com/uk-minister-climate-change-must-be-taken-as-seriously-as-nuclear-war-2015-7
3. Obama Tells the Truth About Climate Change. Oops?https://slate.com/news-and-politics/2015/02/terrorism-vs-climate-change-obama-says-global-warming-impacts-more-people-than-terrorism-hes-right.html
4. Adoption of the Paris Agreement,2016
5. CO2—The Major Cause of Global Warminghttps://timeforchange.org/CO2-cause-of-global-warming