φιλολογικό,ιστορικό
https://www.theguardian.com/commentisfree/2020/aug/19/climate-crisis-leaders-greta-thunberg?utm_source=instagram&utm_campaign=GretaOpinion
https://www.un.org/sustainabledevelopment/wp-content/uploads/2019/01/SDG_Guidelines_AUG_2019_Final.pdf
https://www.unicef.org/cotedivoire/en/future-every-child-beating-plastic-pollution
https://www.un.org/sdgmediazone/
https://unic.un.org/
https://www.un.org/mun
https://unausa.org/model-un/
un goals