The 5th International Palaeogeography Conference was successfully held at Changjiang University online and offline from May 14 to 15, 2022, initiated and hosted by the Preparatory Committee of the International Society of Palaeogeography，organized by Changjiang University and the State Key Laboratory (preparation) of Southern Complex Unconventional Oil and Gas, Geology and Engineering, jiontly built by Province and Ministry with 1 main conference site and 11 sub-conference sites.