Environmental consequences of Khrushchev’s Virgin Land Campaign in Kazakhstan (1950s–1960s)Zhanna Mazhitova, Aigul Zhalmurzina, Sveta Kolganatova, Aitzhan Orazbakov and Tastanbek SatbaiE3S Web Conf., 258 (2021) 05036DOI: https://doi.org/10.1051/e3sconf/202125805036