ARTICLES

• Contribution to the Theory of Gravitational Enrichment

  Stanisław GŁOWIAK

  7–12
• A Method of Optimal Design for the Base Network in Structural Deformation Monitoring at Song Hinh Hydroelectricity, Vietnam

  Quoc Khanh PHAM

  13–20
• Digital Transformation in Mining Sector in Vietnam

  Nguyen VAN HAU, Chu Thi KHANH LY, Nguyen QUYNH NGA, Nguyen Thi HONG DUYEN, Tran Thi HUONG HUE

  21–30
• Modele komunikacji wewnętrznej kształtujące bezpieczne zachowania pracowników w branży energetycznej podczas pandemii koronawirusa

  Barbara KOWAL, Olga ŚWINIARSKA, Lucia DOMARACKÁ

  31–38
• Application of Clustering Method in Different Geophysical Parameters for Researching Subsurface Environment

  Cuong Van Anh LE, Ngan Nhat Kim NGUYEN, Thuan Van NGUYEN

  39–48
• Market value of mining exploration companies listed on AIM London

  Tomasz LEŚNIAK, Arkadiusz KUSTRA

  49–58
• Assessment of the Stability State and the Risk of Landslides within Berbești Mining Basin (Romania) Post Closure

  Florin FAUR, Maria LAZĂR, Izabela-Maria APOSTU, Constantin RADA, Daniel MOISUC-HOJDA

  59–70
• Studies and Research on the Recovery of Copper from Industrial Waste Solutions by the Cementation Method

  Daniela Ionela CIOLEA, Oana Daniela ILCIUC, Marius BERCA

  71–76
• Responses of the Micro-Crustacean, Daphnia magna, across Five Generations Continuously Exposed to Di-2-Ethylhexyl Phthalate in Mekong River Water

  Vinh-Quang TRAN, Van-Tai NGUYEN, Thanh-Son DAO

  77–84
• Assessment of Heavy Metal Pollution in the Surface Water of the Doi-Cho Dem-Ben Luc Rivers, Vietnam

  Van Vu Duc THIEU, Thi Thu Huong DINH, Thi Truc Thao NGUYEN, Thuy Lan Chi NGUYEN, Binh An NGUYEN, Anh Duc PHAM

  85–90
• Survey and Assessment of the Safety of Laser Radiation Source Used in the Garment Industry

  T.T.T. MAI, T.N. VO

  91–98
• Aquatic Invertebrates and Their Correlation with Environmental Parameters in Coastal of Tien Giang Province, Mekong Delta in Vietnam

  Thuy Lan Chi NGUYEN, Thi Cam Tu DANG, Thi Ha NGUYEN, Binh An NGUYEN, Anh Duc PHAM, Phuc Loi HUYNH

  99–106
• Marine Plastic Litter in Phu Quoc Marine Protected Area, Vietnam: Current Status and Mitigation Approaches

  Thi Trang NGUYEN, Tan Phong NGUYEN

  107–114
• Surface Water Treatment Pilot using Micro Hydraulic Technology Combining Ozone and Activated Carbon

  Phong NGO, Linh NGUYEN

  115–120
• Noise Reduction Solutions for Medicine Tablets Manufacturing – Specifically in the Sanofi Vietnam Joint Stock Company, HCMC

  Vo Thi Kim HAN, Nguyen Van QUYNH

  121–126
• Assessment of the Environmental Status of Household’s Pig Farming System, at An Nhon, Binh Dinh Province, Vietnam

  M.T. DANG, B.T TO

  127–133
• Raw Water Quality Assessment for Improvement Plan at Thu Duc Water Treatment Plant, Vietnam

  Ngo Anh Dao HO, Thi Minh Trang NGUYEN, Thi Thanh Trung Nghia NGUYEN, Minh Khoi NGO

  135–140
• Determine the Scope of influence and Impact Due to Noise from Wind Turbines During the Operation of Wind Power Plant Project No. 3 – Soc Trang Province

  Hieu Minh NGUYEN, Huong Nguyen Thi THANH

  141–144
• The Role of Slag from the Combustion of Solid Municipal Waste in Circular Economy

  Monika CZOP, Małgorzata KAJDA-SZCZEŚNIAK, Elwira ZAJUSZ-ZUBEK, Wojciech BISS, Aleksandra BOCHENKO, Łukasz BRZEZINA, Dominik CZECH, Kalina TURYŁA

  145–150
• Simulating and Predicting Escape Routes for Ventilation Network of Duong Huy Coal Company using Ventsim DESIGN Software

  Nguyen DUY HUY, Nguyen CAO KHAI, Nguyen VAN THINH, Nguyen VAN QUANG, Nguyen MINH CHIEN, Nguyen KHAC DUY

  151–157
• The Role of Natural Succession in the Reclamation of Mining Waste Disposal Facilities

  Małgorzata PAWUL, Waldemar KĘPYS, Małgorzata ŚLIWKA

  159–166
• Technological Reliability of Recycling Anthropogenic Minerals from the Landfills in the Move Towards Green Energy

  Arkadiusz SZYMANEK, Krzysztof KNAŚ

  167–174
• Fuels from Waste in the Circular Economy as an Element of Multi-Sector Synergy

  Krzysztof KNAŚ, Arkadiusz SZYMANEK

  175–178
• An Innovative Series of Types of Flameproof Lithium-ion Batteries of the SBS-4Lion Type for Powering Battery Locomotives in Underground Mines and Surface Shunting Locomotives with Stored Energy of 105 kWh and 150 kWh

  Alojzy KUCZERA, Jarosław KUCZERA, Rafał SMUGA, Łukasz GRZONKA

  179–182