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CONTENT

Resources of marine geoecosystems

IEMELIANOV V.O., KIRIAKOV P.O., RYBAK O.M., PARSYHEV O.O., STUPINA L.V. Main factors impact on geo-ecosystems of water basins and risks of their destruction 3

IEVLEV M.M., CHUBENKO O.V., FEDORONCHUK N.O., IEMELIANOV V.O. Preliminary results of geo-archaeological research obtained during the 3rd International expedition of the R/V “Mare Nigrum” (01.06.2024 – 15.06.2024) 27

Tectonosphere

KOZLENKO M.V., KOZLENKO YU.V. Deep structure, tectonic evolution and hydrocarbon potential of the Kalamit swell (north-western shelf of the Black Sea) according to density modeling data 41

Minerals resources

NESTEROVSKYI V.A., DEIAK M.A., HRYSHCHANKA N.O. Microspherules in modern beach sediments of the north-western part of the Black Sea 62

Research methods

IEMELIANOV V.O., NASIEDKІN YE.І., KUKOVSKA T.S., DOVBYSH S.M. Method for effective separation of microplastic particles from bottom sediments 70

IEMELIANOV V.O., NASIEDKІN YE.І., KUKOVSKA T.S., FEDORONCHUK N.O., DOVBYSH S.M. Results of experimental research comparing the efficiency of marine samplers in researching the content of microplastics in bottom sediments 82

GORDIENKO V.V., TARASOV V.M. About the source of the Kursk magnetic anomaly 91