“Green” finance in Kazakhstan Kulyash Bertayeva, Darkhan Onaltayev, Maral Kozhakhmetova, Asylbek Bazarbaev and Karlygash Kurbanova E3S Web of Conf., 402 (2023) 08052 Published online: 19 July 2023 DOI: 10.1051/e3sconf/202340208052