Characteristics of BTEX Pollution in Air at some Intersections in Hanoi City Tập 32 Số 3 - Trang - 2016
Thai Ha Vinh, Nguyen Cong Tap, Do Quang Huy, Do Tran Hai
Abstract: In the city, concentrations of BTEX in atmosphere are the parameters of the environmental pollution and mainly from traffic operation using internal combustion engines. In this study, characteristics of BTEX pollution in air at some intersections in Hanoi city were evaluated, including intersections Dai La – Minh Khai, Tran Khat Chan – Lo Duc – Kim Nguu and Dai Co Viet – Tran Khat Chan. ...... hiện toàn bộ
Analyze and Compare the Microplastic Pollution in the Water Samples at Han River Estuary (Da Nang) Tập 41 Số 1 - Trang - 2025
Nguyen Thi Thanh Hoai, Ta Le Dang Khoi, Le Trung Son, Dang Thi Thom, Nguyen Bich Ngoc, Vu Thu Van, Tran Thi Thu Huong
The aim of this is study to analyze and compare the amount of microplastics in the surface water and water column samples at Han River estuary (Da Nang) in the rainy season 2023. Sixteen water samples (eight water column samples and eight surface water samples) were collected and analyzed to determine the quantity, shape, color, size, and polymer forms of microplastics. The results showed that mic...... hiện toàn bộ
Assess the Status of Plastic Waste Generation in Phu Tho Province and Solutions - Trang - 2024
Pham Lan Anh, Nguyen Tai Tue, Luu Viet Dung, Tran Dang Quy, Mai Trong Nhuan, Luu Viet Hung
The status of plastic waste (PW) generation from household solid wastes (HSW) in Phu Tho province is assessed using the waste flow model. Results show that the average percentage of PW in HSW in Phu Tho province is 12%. In 2022, the amount of PW generated in Phu Tho province is 91.7 tons/day, of which urban areas account for about 29% and rural areas account for 71%. The average amount of PW gener...... hiện toàn bộ
Application of Membrane Bioreactor (MBR) for Antibiotic Elimination From Wastewater Tập 40 Số 2 - Trang - 2024
Tran Van Son, Vu Thi Tuyet Mai
In this study, a membrane bioreactor – MBR system at laboratory-scale was designed to remove sulfamethoxazole (SMX) in water. The system consists of a 8-liter aerobic tank combined with a hollow fiber micro filtration membrane (MF). Influent flow rate of wastewater was 15,84 L/day. Affecting factors to treatment efficiencies (organic pollutants and antibiotics) such as contact time and initial ant...... hiện toàn bộ
Assessing Carbon Stocks in A Tropical Forest Ecosystem of High Conservation Value: A Case Study in Bac Kan Province, Vietnam - Trang - 2024
Do Thi Nhung, Dang Do Lam Phuong, Nguyen Thi Diem My, Bui Quang Thanh, Pham Ngoc Hai, Pham Van Manh
Carbon stocks (CS) is a crucial factor in understanding the carbon cycle and enhancing forest quality monitoring, supporting sustainable forestry management and policy adjustment. This study shows a non-invasive method for estimating aboveground biomass (AGB) and CS, integrating multi-source remote sensing, topography and field data. The tropical forest ecosystem in Bac Kan province was chosen bec...... hiện toàn bộ