The vector lines have linked attribute tables distinguishing the perennial and intermittent hydrographic features of the long valley caldera region. The project would help the member states of the mekong river commission mrc. The river is not for sale warn mekong villages thailand archived web content feng hao 2018 environment and natural resources, rivers and lakes the locals of chiang rai in northern thailand describe their lives as three days of fishing, two days of drying the nets. The following styles are associated with this data set.
Many rice farmers in the region have been unable to plant their main crop, raising fears of a heavily diminished harvest this fall. Current instability of oil and gas prices, concerns about the future of fossil fuel energy, and the availability of private financing are making hydropower more attractive and accelerating its development in the mekong river basin mrb. The music of the more than 60 million people who live in the mekong basin reflects this vast diversity. Mekong river basin development foundation, chiang kham. Less water flow could also have a devastating impact on fish reproduction in the mekong river basin. It can support waterrelated policy and decision makers in their planning and. Various government agencies of the four countries of the lower mekong basin cambodia, lao pdr, thailand, and viet nam have produced excellent maps of the geology of their respective country. Therefore, in order to understanding how the mekong basin has developed its current morphology, it is necessary to examine how each of these processes has acted to form the landscape of the basin. The source of the river s great productivity is its seasonal variation in water level and the range of wetland habitats inundated.
Predicting water availability of the regulated mekong. News article summaries are extracted from their sources, as guided by fairuse principles and are ed by their respective sources. Ppt the mekong basin powerpoint presentation free to download id. The mekong river is one of the worlds great river systems, flowing 4,909 km through six countries. The mekongs flow comes chiefly from rainfall in its lower basin, which fluctuates seasonally with the monsoon winds. Download free shapefile maps thousands of shapefile maps can be downloaded for free from the following websites, including country shapefiles, shapefiles at province or state level, and other administrative boundaries maps.
The development of the mekong river basin is highly controversial, and is one of the most prominent components in the discussion about the river and its management. The mekong river is one of the largest in the world with a catchment area of some 730,000 km 2 and a river length of approximately 4300 km, flowing from the himalayas through china, myanmar, laos, thailand, cambodia and vietnam. Understanding and reducing the risks of climate change for transboundary. Aquastat faos global information system on water and. Transboundary water quality issues in the mekong river basin. Wri has conducted indepth studies in a number of key river basins around the world. The data selection and validation process for the mekong river basin study involved three steps.
Map of the mekong river basin download scientific diagram. The people of southeast asia need the clean electricitybut also the fish and rice that an undammed river provides. Transboundary environmental security in the mekong river basin. The mekong river basin stretches about 4,500 km from the tibetan plateau to the south china sea and comprises some 795,000 km. The job description can be obtained from the download box at the top of the page. Pdf english the transboundary river basin profile is a summary of key information that gives an overview of the water resources and water use at the river basin level, including the transboundary water issues. This is normally the time when fish use rising water levels as a cue to spawn and to disperse their young, but there is little evidence of this happening so far. In the mekong river basin, hydropower has great potential to bring economic prosperity and electrification to rural communities while meeting the growing power demands of urban centers.
Apr 25, 2017 the mekong river delta is responsible for generating over 50% of vietnams staple food crops, especially rice in the paddies flooded along it. The population of the chinese portion of the basin is unknown. Cgiar research program on water, land and ecosystems. Understanding the impacts of these dams on the altered water availability on the mrb is therefore. The transboundary river basin profile is a summary of key information that gives an overview of the water resources. The mountainous landscape means that only 16 per cent of the country is farmed overview of the hydrology of the mekong basin. In may or juneas the rainbearing southerly monsoon winds arrivethe flow begins to increase, with an especially rapid increase in the eastern and northern highlands. The details of the data, sources, and methodology are provided in the mekong river basin study metadata document. Geology and landforms of the mekong basin sciencedirect. The mighty mekong river is almost dry in the middle of the. Gis and database specialist mekong river commission. In this paper, the condition of the water resources in the forest area of the mekong river basin is presented based on a consideration using hydrological observation and a largescale model.
Among asian rivers, only the yangtze and ganges have larger minimum flows. This layer has been viewed 1706 times by 1462 users layer styles. Hydropower is the favoured energy option for the mekongs riparian countries. I recently downloaded the shapefile arcgis for nile river basin but i failed to download for blue nile basin. Pdf allocating water in the mekong river basin during. Cambodia, lao pdr, thailand, vietnam mekong river basin and the mekong river commission english abstract. This account highlights the major characteristics of the geology and landforms of the mekong basin. The mekong river stretches over 3,050 mi 4909 km across southeast asia, providing drinking water, irrigation. The lower mekong basin is subject to extremes in streamflow conditions, including frequent. The mekong river drains more than 3,000 square miles 810,000 square km of land, stretching from the plateau of tibet to the south china sea. It features a comprehensive list of river basins worldwide, including their names, boundaries, and other helpful information. Cambodia, laos, thailand, and vietnam, implement key elements of the 1995 agreement on cooperation for sustainable development of mekong basin agreement.
The lower mekong river basin begins when the mekong river leaves the chinese province of yunnan and enters the golden triangle where the country borders of thailand, laos pdr, china and myanmar come together. A major driver of change in the mekong river basin relates to hydropower development and the consequent changes in landscape and natural resource access regime that it induces. Smart infrastructure for the mekong fact sheet asia. Satellite observations and modeling to understand the. Mekong basin water resources assessment iv executive summary this study investigates how the climate is likely to change in the mekong basin by 2030, and quantifies the uncertainty around future climate projections. In its upper reaches, the mekong rises in the tibetan plateau between the. Values of inland fisheries in the mekong river basin. Download free asia continent arcgis shapefile map layers.
We welcome applications from all qualified candidates. A study of conflict and cooperation in the mekong river basin. Every year, there is a boat race on the mekong river and its tributaries around the time the rainy season ends. The mekong river begins in the glaciers of the high tibetan plateau and flows through mountainous terrain in yunnan, chinas southernmost province. High asm fraction reached in some areas in the south central of viet nam during the last six hours. Mekong river basin study world resources institute. Home working with mrc employment gis and database specialist gis and database specialist. The mekongdelta is the worlds largest delta, covering approximately 55,000 km2 of fertile plain expanding from central cambodia to southern viet nam. This work and any original materials produced and published by open development mekong herein are licensed under a cc bysa 4. For example, the mouth of the pak kading river in laoss khammouan province. The lower mekong river basin in cambodia monsoon driven causing annual flooding of the mekong river and the tonle sap basin. Many of these issues cross state borders and the data are clear.
However, these have not yet been integrated to cover the whole basin. Soil erosion has been a major problem and approximately 50% of the sediment in the river comes from the upper basin. The mekong river basin supports millions of people and some of the worlds richest biodiversity, but it must overcome many threats. A livelihood adaptation analysis in the mekong river basin. It rises in the mountains of southern china and flows through laos, thailand and cambodia to vietnam where it reaches the south china sea. Hydropower is the favoured energy option for the mekong s riparian countries. New project targets mekong river basin in southeast asia. This database provides the firstever compilation of the worlds river basins developed specifically for corporate disclosure. There is not a coherent and integrated geological map of the whole of the mekong basin. Gis and database specialist gis and database specialist. Progress in water management at the river basin level.
Download free esri shapefile maps shp files for most countries. From the tibetan plateau the river runs through china, myanmar, laos, thailand, cambodia, and vietnam. It provides a preliminary assessment of the potential impact of these changes on water resources and productivity. Historic cooperation and emerging pressures the mekong river basin, depicted in figure 1 below, originates in the chinese tibetan plateau and crosses the boundaries of five other riparian states myanmar, thailand, laos, cambodia, and vietnam before draining into the south china sea. Mekong integrated water resources management project. The mekong is a transboundary river in southeast asia. This dam could literally kill the mekong river and devastate cambodias economy and food security. Click basin to lock in display and enable downloading. Allocating water in the mekong river basin during the dry season.
Lao pdr lies almost entirely within the lower mekong basin. A geospatial dataset mapping river systems in the greater mekong subregion. The mekong river basin is divided into the upper and the lower basins. Smart infrastructure for the mekong sim pdf 249k over 70 million people whose lives depend on the mekong river basin are the most vulnerable. Replacing the dams slated for the xe kong mainstream will keep the intact portion of the mekong river system freeflowing all way to the sea if, but only if, the sambor hydropower project on the mainstream is redesigned. Sixty million people depend directly upon this river for their livelihoods and perhaps as many as 300 million depend upon what is produced within the mekong river basin. Its estimated length is 4,350 km 2,703 mi, and it drains an area of 795,000 km 2 307,000 sq mi, discharging 475 km 3 114 cu mi of water annually. These basin studies have helped develop, refine, and validate the water risk framework at the core of the aqueduct global maps, and uncovered a wealth of knowledge about the unique conditions in critical river basins around the world. Report from a workshop held in phnom penh, cambodia, february 910, 2012. Over the last 34 years, the managing agencies, lead by the national park service, and esri have worked to greatly enhance the gis database.
Aqueduct metadata document mekong river basin study. Currently there are 30 large dams in the mekong river basin mrb, three of which are located on the main stem of the mekong river in china. The upper basin makes up 24% of the total area and contributes 15 to 20% of the water that flows into the mekong river. Ppt the mekong basin powerpoint presentation free to. River file download geonet, the esri community gis and.
Mekong river basin water utilization project global. Dams are but one major pressure on ecosystems in the basin, where resource provision and water management are increasing and projected to worsen over the next several decades. Commissioned, under construction and planned dams in april 2016. In addition, river flow data is not widely shared, especially more.
Compared to river basins such as the gangesbrahmaputrameghna and the indus average population density is generally low in the mekong river basin, around 88 inhabitantskm2. It is the worlds twelfth longest river and the seventh longest in asia. The data are provided in arcview shapefile format that can be used in a number of gis and visualization software packages. The river rises in the himalaya on the tibetan plateau and then flows into yunnan province in china. The basin is part of the eurasian plate, an old continental plate regionally deformed by its tertiary collision with the indian plate.
Discourses on water scarcity are key to shape peoples understanding of its causes, consequences. The mekong river basin is a diverse region, in 2007 approximately 70 million people lived across the six countries cdri, 2008. Download scientific diagram map of the mekong river basin from publication. More than 80% of the 40 million strong population living along the lower mekong river basin depend on the river for their food and income. Mekong river basin development foundation home facebook. Mekongdelta river basins water resources management. In 1995, agreement on the cooperation for the sustainable development of the mekong river basin was reached, which formalized interim arrangements that had existed in various forms since 1957. Thousands of shapefile maps can be downloaded for free from the following websites, including country shapefiles, shapefiles at province or state level, and other administrative boundaries maps.
To counteract or prevent the expected physical changes to the mekong river system and to help shape the course of development, nhi has been leading an ongoing set of partnerships since late 2010 with the lower mekong basin national governments, the mekong river commission, and usaid to formulate and assess more environmentally compatible. Geology of the mekong basin how is it put together. Interactive database of the worlds river basins home. Satellite observations and modeling to understand the lower. The adobe flash plugin is needed to view this content. The mekong region is rapidly developing and energy to support economic growth is in high demand. Existing, planned and under construction dams in the mekong river basin look like domino game. Apr 29, 2011 the nhd had extensive stream information but i have to download nearly 60 zip files to get all the huc4s, and sort throught the gdb for a single flowline set and then extract just the major river segment and much of even the major rivers were not named along their entirety, which puts me back at where i was prior to this data source. Cambodia, lao pdr, thailand, vietnam mekong river basin. Mekong river basin mrc 2005 no reservoir, name of river, active storage volume million m3, year of ompletion, country 1 nam ngum nam ngum 4700 1971 laos pdr 2 mam wan mekong 258 1993 china 3 theun hiboun theun 694 1998 laos pdr 4 yaly sesan 779 2001 vietnam 5 dachao han mekong 240 2003 china 6 plei kroong sesan 948 2008 vietnam. Wellplanned infrastructure and landuse management enables sustained and equitable economic growth for all, including economically and socially disadvantaged groups.
But ensuring the benefits from hydropower are equitably shared within nations as well as at the river basin scale is not easy. China, myanmar, thailand, lao pdr, cambodia, and viet nam. Mekong river basin food and agriculture organization of the. These data were obtained from esris geography network in arcview shapefile format. People and institutions of the mekong river basin to share information and conduct standardized fisheries monitoring. Its climate, landscape and land use are the major factors shaping the hydrology of the river.