• The scale of the central beach change processes in the west coast of Nha Trang bayThe scale of the central beach change processes in the west coast of Nha Trang bay

    Tóm tắt Bãi biển trung tâm thuộc bờ tây vịnh Nha Trang đã xảy ra quá trình xói trong những năm gần đây. Việc xác định chế độ thủy động lực và nguyên nhân gây biến động bãi biển này hiện vẫn đang là bài toán mở và được các nhà khoa học, quản lý quan tâm. Nghiên cứu này cho thấy các nguyên nhân và quy mô của các quá trình gây biến động bãi biển t...

    pdf14 trang | Chia sẻ: thanhle95 | Ngày: 10/07/2021 | Lượt xem: 434 | Lượt tải: 0

  • Sea surface temperature anomaly in the coastal waters of Vietnam related to ENSO phenomenonSea surface temperature anomaly in the coastal waters of Vietnam related to ENSO phenomenon

    Abstract The studies on the impact of the ENSO phenomenon on climate and environment change have shown that the Bien Dong (Southeast Asia Sea) is strongly influenced by this phenomenon. This paper focuses on analyzing sea surface temperature (SST) monthly data for 16 years (7/2002–12/2017) in the coastal waters of Vietnam from MODIS satellite i...

    pdf11 trang | Chia sẻ: thanhle95 | Ngày: 10/07/2021 | Lượt xem: 489 | Lượt tải: 0

  • Assessment of pollution load from industrial activities of Nghi Son Economic Zone (Thanh Hoa province)Assessment of pollution load from industrial activities of Nghi Son Economic Zone (Thanh Hoa province)

    Abstract Thanh Hoa coastal waters have received a large amount of waste from industrial activities of Nghi Son Economic Zone such as thermal power, vegetable oil production, wood processing, steel rolling and petroleum refinery. Employing environmental rapid assessment method, the discharged industrial wastewater from Nghi Son Economic Zone was...

    pdf12 trang | Chia sẻ: thanhle95 | Ngày: 10/07/2021 | Lượt xem: 525 | Lượt tải: 0

  • Assessment of soil and soil-water salinity in Ben Tre province by electromagnetic technologyAssessment of soil and soil-water salinity in Ben Tre province by electromagnetic technology

    ABSTRACT Assessment of soil and soil-water salinity is essential in agricultural production, therefore it is necessary to find out the non-costly, effective, rapid and reliable integrated methodology for this purpose. The paper presents the results of using the electromagnetic induction instrument EM31-MK2 in combination with collecting and an...

    pdf10 trang | Chia sẻ: thanhle95 | Ngày: 10/07/2021 | Lượt xem: 484 | Lượt tải: 0

  • Assessment of impacts of utilization on water resources in the basin of trans-boundary Red river systemAssessment of impacts of utilization on water resources in the basin of trans-boundary Red river system

    Abstract The Red river system is the large trans-boundary river system, there has been no united system of hydrology stations as well as integrated plan for the water use and management in the whole basin. The trend of water resources change in the Red river system basin has been assessed on the basic of statistic analyses of data observed duri...

    pdf9 trang | Chia sẻ: thanhle95 | Ngày: 10/07/2021 | Lượt xem: 472 | Lượt tải: 0

  • Research on wave regimes at the Cua Dai estuary, Quang NamResearch on wave regimes at the Cua Dai estuary, Quang Nam

    Abstract In coastal area of the Cua Dai estuary - Quang Nam province, the processes of erosion-accretion strongly occur. Over this area, the ocean wave is a dynamical factor that directly affects the coastal areas causing erosion-accretion processes. This paper presents an evaluation of the ocean wave regime impacting the areas of Cua Dai estua...

    pdf8 trang | Chia sẻ: thanhle95 | Ngày: 10/07/2021 | Lượt xem: 482 | Lượt tải: 0

  • Establishing an empirical equation for the relationship between total suspended solids and total phosphorus concentrations in the downstream Red river waterEstablishing an empirical equation for the relationship between total suspended solids and total phosphorus concentrations in the downstream Red river water

    Abstract Recently, the Asian rivers have faced the strong reduction of riverine total suspended solids (TSS) flux due to numerous dam/reservoir impoundment. The Red river system is a typical example of the Southeast Asian rivers that has been strongly impacted by reservoir impoundment in both China and Vietnam, especially in the recent period. ...

    pdf8 trang | Chia sẻ: thanhle95 | Ngày: 10/07/2021 | Lượt xem: 565 | Lượt tải: 0

  • GIS based frequency ratio method for landslide susceptibility mapping at Da Lat City, Lam Dong province, VietnamGIS based frequency ratio method for landslide susceptibility mapping at Da Lat City, Lam Dong province, Vietnam

    ABSTRACT Landslide susceptibility mapping of the city of Da Lat, which is located in the landslide prone area of Lam Dong province of Central Vietnam region, was carried out using GIS based frequency ratio (FR) method. There are number of methods available but FR method is simple and widely used method for landslide susceptibility mapping. In the ...

    pdf12 trang | Chia sẻ: thanhle95 | Ngày: 10/07/2021 | Lượt xem: 495 | Lượt tải: 0

  • Some features of marine dynamics caused by Damrey Typhoon (11/2017) and its impacts on coral reef in Ninh Van waters, Khanh Hoa provinceSome features of marine dynamics caused by Damrey Typhoon (11/2017) and its impacts on coral reef in Ninh Van waters, Khanh Hoa province

    Abstract Typhoon Damrey (Vietnamese name is Typhoon No. 12 in 2017) landed in Southern Phu Yen - Northern Khanh Hoa in the morning of 4th Nov 2017 causing severe damage to people, material and serious consequences on the socio-economy of the region (especially Khanh Hoa Province). So far, there have been no published papers and reports on the r...

    pdf11 trang | Chia sẻ: thanhle95 | Ngày: 10/07/2021 | Lượt xem: 515 | Lượt tải: 0

  • Water resources potential in Co To island and exploitation orientation to useWater resources potential in Co To island and exploitation orientation to use

    Abstract Co To is an island of the Co To district in Quang Ninh province with an area of about 18 km2. Average rainfall on the island is 1,738.8 mm/yr, evaporation is 925 mm/yr. On the island, there are some small streams but they are temporary flow in the rainy season, there is not any natural lakes. There are 2 aquifers. The Quaternary aquife...

    pdf8 trang | Chia sẻ: thanhle95 | Ngày: 10/07/2021 | Lượt xem: 608 | Lượt tải: 0