Caspian Depression
Karol Bohdanowicz (born 29 November 1864 in Lucyn – died 5 June 1947 in Warsaw) was a Polish geologist, an expert in mining geology and physical geography. Bohdanowicz' research contributed to the construction of the Caspian railway line and enabled the estimation of oil deposits in the desert areas of the Caspian Depression. He also discovered substantial gold deposits in Siberia. He was the author of about 200 scientific papers, including a number of textbooks on geology of deposits and two monographs: 'Mineral raw materials of the world' and 'Iron ores'.