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Tài nguyên nước, tài nguyên khoáng sản, vùng biển, vùng trời,… hay đơn giản chỉ là chiếc ghế đá ngoài công viên, hàng hoa đẹp bên đường,… đều là tài sản thuộc sự quản lý của Nhà nước mà toàn dân có quyền sử dụng bình đẳng. Không chỉ vậy, ngoài việc sử dụng họ cũng phải có nghĩa vụ bảo vệ, giữ gìn chúng tránh những tác động xấu.
UNIVERSITY OF AGRICULTURE AND FORESTRY DEPARTMENT OF ENVIRONMENT AND RESOURCES DEPARTMENT OF ENVIRONMENT AND RESOURCES ASSESS THE CURRENT STATE OF WATER QUALITY AT “ CAI” STREAM Teacher :T.S LÊ QUỐC TUẤN Students : Group LOGO GROUP LOGO LOCATION OF “ CÁI” STREAM WASTEWATER Wastewater is a mixture of pure water with large number of chemicals (including organic and inorganic) and heavy metals which can be produced from domestic, industrial and commercial activities, in addition to storm water, surface water and ground water (Dixit et al., 2011) Wastewater is a complex mixture of inorganic and organic materials Wastewaters from the organic chemicals industry and the refining industry consist of process water, cooling water, storm water, and sanitary sewage water (Speight, 2005; Speight and Arjoon, 2012) www.themegallery.com COMPOSITION OF WASTEWATER 1 - Solids in Wastewater 2 - Organic Solids 3 - Inorganic Solids 4 - Suspended Solids 5 - Settleable Solids 6 - Colloidal Suspended Solids 7 - Dissolved Solids 8 - Total Solids 9 - Solids Determinations 10 - Characteristics of Settleable Solids THE MAIN RESEARCH METHODS Collecting and analysing secondary data Collecting primary data Quantitative data analysis Writing the proposal and writing up the research www.themegallery.com POLLUTION OF CAI STREAM Stream flow is obstructed by Garbage, with stench and gas Stream flow is seriously polluted with many bubbles or white foam THE LEVEL OF CAI STREAM’S POLLUTION The streams must received wastewater from the export processing zones - industrial parks (EPZ-IP) of Binh Duong and HO CHI MINH CITY In addition the streams also received other sources of emissions from the animal husbandry, poultry, -> seriously polluted Waste was not collected and processed -> difficult to determine the load of waste www.themegallery.com WASTE SOURCES Solid waste Garbage Local hospital waste Garbage was not collected and processed -> seriously polluted, affecting the health of people living around the Cai stream Domestic sewage and production of household, small production facilities, discharged directly into the environment Wastewater from local industrial establishments is not processed/or non-standard processing SOLUTIONS FOR MANAGING WASTE SOURCES Management based on basin management The role of the Watershed Management Board is to stabilize and develop the region through appropriate management of water resourcesn The river basin management board will be a major part of the institutional framework for water resource management The Management Board will also be a qualified professional organization with adequate capital support to implement water resource management www.themegallery.com SOLUTIONS FOR MANAGING WASTE SOURCES Management of point waste sources Investigating, surveying and statistics of sources causing pollution into water Research and elaborate environmental protection plans and plans so that the implementation of the scheme can be unified, ensuring the coherence between the programs Research and select treatment technology suitable to the scale of the establishment, ensuring appropriate with each object www.themegallery.com SOLUTIONS FOR MANAGING WASTE SOURCES Manage according to water quality monitoring program Provide assessments on environmental quality developments on a national scale, serving the development of environmental status reports Provide assessment of environmental quality changes in each key region Promptly alert unusual developments or risks of environmental pollution and degradation Building a database of environmental quality for the storage, supply and exchange of information on national and international scale www.themegallery.com CONCLUDE * The cause of water quality degradation is due to the large amount of untreated or untreated waste from the canal in Thu Duc district, which has not been treated or under-handled from domestic, industrial and medical activities * Suoi Cai canal waste water environment has signs of local pollution at some locations due to many waste sources from human activities and production Therefore, the relevant departments should soon take measures to promptly remedy and protect the water resources of Suoi Cai canal in Thu Duc district www.themegallery.com RECOMMENDATIONS Strictly control waste sources, ensure that all generated waste is collected and thoroughly treated to meet standards before being discharged into receiving sources Develop a coordination mechanism with District and Binh Duong Regularly organizing propaganda activities, raising community awareness in environmental protection in general and water resources in particular www.themegallery.com Thank You ! LOGO ... chemicals (including organic and inorganic) and heavy metals which can be produced from domestic, industrial and commercial activities, in addition to storm water, surface water and ground water (Dixit... commercial activities, in addition to storm water, surface water and ground water (Dixit et al., 20 11) Wastewater is a complex mixture of inorganic and organic materials Wastewaters from the organic... refining industry consist of process water, cooling water, storm water, and sanitary sewage water (Speight, 2005; Speight and Arjoon, 2012) www.themegallery.com COMPOSITION OF WASTEWATER 1 - Solids