UK Climate Change Committee – 2021 Progress Report to Parliament

https://www.ips-journal.eu/topics/economy-and-ecology/how-to-prevent-humanitarian-crises-6665/

https://www.globalwitness.org/en/campaigns/fossil-gas/president-biden-is-set-to-choke-the-worlds-climate-in-fossil-gas/

Tilis October 14, 2021

https://www.bwb.gv.at/fileadmin/user_upload/Abschlussbericht_BU_Kraftstoffe_2022_final_barrierefrei.pdf

Tilis February 9, 2023