Zobrazeno 1 - 7 of 7 pro vyhledávání: '"Krzysztof Szamalek"'
1
AMBER AS A STRATEGIC RAW MATERIAL
Autor: Krzysztof Szamalek
Publikováno v: Biuletyn Państwowego Instytutu Geologicznego.
The importance and the role of minerals in the economy of a country or the world is manifested by the use of the following terms: scarce mineral, critical mineral, and strategic mineral. Validity of the raw material in the economic processes and the
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::679134d26f863301525c1f19cdf05b03
https://doi.org/10.5604/01.3001.0009.4326
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3
Poland's Water Resources and the Ecological Safety
Autor: Krzysztof Szamalek
The notion of ecological safety was defined at the end of the 20th century. Such a need resulted from the steady deterioration in the condition of the natural environment in local, regional and global dimensions. These changes led to a substantial re
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______645::ab461ecfee6db294627abd3da104eb41
http://ekonomia.wne.uw.edu.pl/ekonomia/getFile/486
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4
Akademický článek
Ni-Co Bearing Laterites from Halmahera Island (Indonesia)
Autor: Gustaw Konopka, Krzysztof Szamałek, Karol Zglinicki
Publikováno v: Applied Sciences, Vol 12, Iss 15, p 7586 (2022)
Eastern Indonesia, including the island of Halmahera, is a region with a high mineral potential, particularly Ni-Co, Au-Cu, and Ag ores, which are a globally important and critical source of raw materials (CRMs). The research was conducted within the
Externí odkaz: https://doaj.org/article/508aed301ee04ca5b16352ca61d06264
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