VNU Journal of Science: Earth and Environmental Sciences

  2588-1094

 

 

 

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Các bài báo tiêu biểu

Effects of using wastewater as nutrient sources on soil chemical properties in peri-urban agricultural systems
Tập 24 Số 2 - Trang - 2008
Nguyen Manh Khai, Pham Thanh Tuan, Nguyen Cong Vinh, Ingrid Oborn
Abstract
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
Decrease of Heavy Metal Availability: Different Approaches for Remediation of Polluted Soil in Red River Delta, Vietnam
Tập 29 Số 4 - Trang - 2013
Nguyễn Ngọc Minh
Abstract: Heavy metal (HM) contaminations in the topsoil around handicraft villages in the Red River Delta (RRD),Vietnam impose serious threats to the subsoil as well as to the groundwater quality. This work is to decrease the mobility of HM by applying Fe powder, the kaolinite, bentonite and vermiculite to soils.  Organo-clays produced by modifying these above clay minerals with surfactants HDPy ... hiện toàn bộ
Evaluate the Economic Value of the Recreational Services of the Hon Yen Complex in Phu Yen Province
Tập 41 Số 1 - Trang - 2025
Pham Viet Thanh, Dang Thi Ngoc, Tran Van Truong, Nguyen Cao Huan, Du Vu Viet Quan
   
Establishing a Mining Group of Deposit and an Exploration Grid Pattern for Uranium Ore Intercalated in Sandstone at Pa Lua - Pa Rong Area, Nong Son Basin
Tập 40 Số 2 - Trang - 2024
Nguyen Phuong, Trinh Dinh Huan, Nguyen Truong Giang, Le Quyet Tam, Nguyen Tien Phu, Nguyen Dinh Than, Tran Le Chau
This research shows the results of establishing a mine group and a uranium ore exploration network in Nong Son depression sandstone, Quang Nam province based on the results of exploration of uranium ore bodies in the Pa Lua - Pa Rong area. Some main findings include: i) The uranium content in most industrial ore bodies can be attributed to a lognormal distribution function. The ore bodies (two mai... hiện toàn bộ
Using Nutrient Solution Instead of Fertilizer to Grow Bok Choy (Brassica chinensis) in Thu Dau Mot City
- Trang - 2024
Nguyen Truong Thanh, Huynh Viet Trieu, Pham Van Toan, Kim Lavane, Nguyen Tri Khang, Nguyen Vo Chau Ngan
Vegetables are an indispensable food in every family's daily meals because of their nutritional ingredients for the human body. The objective of the study is to evaluate the possibility of growing Bok choy in pots in Thu Dau Mot city and determine the appropriate nutrient concentration for vegetables grown in the spring crop from January to March 2024. Research method includes: i) Preparation of n... hiện toàn bộ
Analysis of Geomorphic Factors Related to Seismic Activity in Lai Chau Hydropower Reservoir in the Period 2015 - 2024
- Trang - 2024
Bui Van Duan, Dinh Quoc Van, Grzegorz Lizurek, Izabela Nowaczyńsk, Jan Wiszniowski, Vi Van Vung, Le Ba Manh, Nguyen Thuy Linh, Vu Minh Tuan, Nguyen Thanh Hai, Nguyen Anh Duong
Following the reservoir impoundment, the seismic activity in the Lai Chau reservoir area and its vicinity has increased significantly. The changes in frequency of local earthquakes depends on: i) The type of rocks below the reservoir; ii) The slip tendency of faults in the reservoir area; iii) The Coulomb stress change on faults in the reservoir area; and iv) The history of the reservoir filling a... hiện toàn bộ
Isolation of Cellulase Enzyme from Water Used in White Pepper Processing
Tập 41 Số 1 - Trang - 2025
Tran Ngoc Hung
Cellulase, an enzyme that helps soften fruit peel, is produced by plants during the fruit ripening phase. Utilizing the immersing water from the white pepper processing to extract cellulase will help minimizing environmental waste and retrieving valuable compounds. Some factors affecting the cellulase yield from the immersing water of pepper were studied, including the degree of ripeness of pepper... hiện toàn bộ
Effects of Urban Transportation Infrastructure Development Projects on Residential Land Price in Cau Giay District, Hanoi City
Tập 36 Số 4 - Trang - 2020
Le Phuong Thuy, Bui Ngoc Tu, Pham Le Tuan, Tran Quoc Binh
Urban transportation infrastructure development projects usually act as a lever for real estate values. This research aims to assess the effects of some projects on urban land prices in three wards of Cau Giay District, namely Quan Hoa, Dich Vong, and Dich Vong Hau wards. With 161 samples surveyed, we established a multivariate linear regression model initially having 11 variables. As the result, ... hiện toàn bộ