Determination of cavities under the concrete slab anchoring the upper slopes of the Novosibirsk hydroe-lectric power station using standing waves.- Acoustic measurements on synthetic fractured samples made using FDM 3D printing technology.- Variational identification of the transport model parameters in the Azov Sea based on remote sensing data.- Separated flows under hydrodynamic action of a solution on rock salt.- Innovative technologies for the construction of horizontal and two-tiered underground reservoirs in rock salt.- Coastal geology and geomorphology of the Kasatka Bay (Iturup Island, South Kuril Islands, SE Russia).- The movement of the particles around cylindrical particle in a shear flow.- Metastable instability of Marangoni convection.- Impact of warm winters on the White Sea: in silico experiment.