scholarly journals Environmental and hydrological risks in the Lake Baikal basin water resources management

2021 ◽  
Vol 843 (1) ◽  
pp. 012050
Author(s):  
M V Bolgov ◽  
A L Buber ◽  
A A Buber ◽  
E A Korobkina ◽  
E E Golovinov

Abstract For optimal water resources management of the Angara reservoirs cascade (a complex “Lake Baikal – Irkutsk, Bratsk, Ust-Ilimsk and Boguchansk reservoirs”) and water users provision in the MIKE 11 software a quasi-two-dimensional simulation hydrodynamic model of the Angara hydroelectric power stations (HPS) cascade from Lake Baikal to the Boguchansk HPS downstream, which is a tool for reproducing the features of the water flow hydrodynamic structure, was developed. A hydrodynamic computer model using the built-in module “Regulating structures” module makes it possible to form reasonable operating modes of the Angarsk cascade of reservoirs that meet the most significant requirements of water users: ecology, fisheries and utilities, transport and energy. Hydrodynamic calculations and the flood zones obtained in the GIS project of the territory showed that catastrophic phenomena in the floodplain and coastal zone of Irkutsk occur even when releases into the lower pool of the Irkutsk reservoir exceed 3200 m3/s. The developed hydrodynamic model of the Angarsk cascade of reservoirs makes it possible to determine the objects and floodplain areas most susceptible to flooding in the downstream of the Irkutsk HPS for further development of scientifically based measures to protect them, prevent flooding and develop evacuation plans in an emergency.

Author(s):  

Experience of the Central Asia countries in the sphere of reorming of institutional structures responsible for water resources management has been investigated. The outcomes of the works aimed at studying of the results of the integrated management principles application in order to improve structures and methods of water resources management are presented. These outputs enable to reveal special features of the approaches to the management problems solution in the conditions of available water resources abundance and lack in countries with different economic and natural/climatic conditions. The experience was summed up and the typical trends in the water sector management improvement accumulated in the Central Asia countries, as well as the date from other countries with the similar problems including NICs with centralized administrative systems, regions with the many-century traditions of irrigation farming, as well as the countries of transitional economy were revealed. Studying of many countries’ experience concerning adiption of the water resources integrated management allows us to state that there is no sungle ideal or universal model of transition from spatial/territorial management to basin management, no model which can be applied to any country. Analysis of the water resources management systems and institutions enables to formulate the main conditions for effective application of water resources integrated management principles. The paper notes that in spite of substantial progess in water resources management attained in the Central Asia countries many problems including practical application of water legislation, taking into account interest of all sectors of national economy, better coordination between ministeries and agencies involved in water resources management, participation of all stakeholders in taking decisions concerning water supply projects, distribution of juridical and financial obligations between water users and government, and insufficient coordination and agreement in actions at international, national andregional levels stay unsolved.


2018 ◽  
pp. 23-30
Author(s):  
S Khodzhaev

The studies noted that the transition of the water sector to a management system based on the principles of Integrated Water Resources Management (IWRM) is being implemented in all countries of Central Asia. From the point of view of water resources management in the Republics of Uzbekistan and Kazakhstan, progress in the field of IWRM has been noted and is to some extent open to reforms. In Uzbekistan, 1503 non-governmental non-profit associations of water users (WUAs) operate today to manage water relations between farms. In Kyrgyzstan, Tajikistan and Turkmenistan, the proccss of reform is sluggish, in these countries the introduction of the IWRM concept, the transition to the hydrographic management principle and the creation of the WUAs as an adequate tool for implementing IWRM at the local level are envisaged


2008 ◽  
Vol 31 (1) ◽  
pp. 1-11
Author(s):  
Lawrence N. Simitu ◽  
Patts M.A. Odira

Yatta Canal is situated in Yatta division, Machakos district about 100 km from Nairobi along Thika- Garissa road. It is about 60 Km long and supplies water for domestic, livestock and irrigation use. Over the years, the water supply has been unreliable especially during dry season leading to conflicts between upstream and downstream consumers. Sometimes the Government has been forced to intervene to restore order. The study aimed at assessing the use of Yatta canal, based on the principles of Integrated Water Resources Management (IWRM) which stipulates efficient use of water and involvement of all stakeholders in decision making for sustainability. Based on this concept, it was established that the current water demand outstrips supply and that there is inefficient water use especially for irrigation. Waterallocation process favours landowners, and stakeholders are not fully involved in planning, management and development. Further, women’s participation in decision-making is minimal. There is no environmental voice during water allocation and thus the reserve/ base flow in the canal has not been maintained. This means that IWRM concept has not been practiced and this has resulted to conflict among various water users. As Yatta canal gets water from Thika river, there is need to establish Thika river basin water users association where stakeholders can influence decisions on water allocation and management. This will create a forum to discuss efficient water use at all levels and promote internal policing to ensure fair allocation, thus minimizing conflicts and promoting the IWRM concept.


2018 ◽  
Vol 246 ◽  
pp. 01091
Author(s):  
JIN Chunling ◽  
WU Mengjuan ◽  
GONG Li ◽  
HUANG Linan

In order to enhance the effectiveness of China’s water resources management, China has implemented the most stringent policies in recent years, such as the most stringent water resources management system, the full implementation of the “River Administrator” system, and the “Lake Administrator” system. In this article, we studied the water management systems of six foreign countries, including United States, Canada, Japan, the United of Kingdom, France, and Australia, with exploring and analyzing the operating modes of their management system, to summarize their distinct advantages and common problems, provide reference for the development and perfection of China’s water resources management system, and to better support the sustainable management of China’s water resources and water environment to support the sustainable economic development of the basin and strict water resources management systems and water Implementation of pollution prevention action plans.


2020 ◽  
pp. 149-158
Author(s):  
O.M. Matsenko ◽  
I.V. Torba ◽  
A.V. Kovaleva

The article is devoted to resolving conflicts between water user enterprises and their stakeholders, arising mainly due to pollution of limited water resources by wastewater. The study's primary purpose is to analyze the causes and types of conflicts between water user enterprises and their stakeholders and ways to resolve them. The systematization of scientific research and approaches to solving the problem of conflicts in water use led to the conclusion that this issue is poorly researched and needs additional consideration. The work's relevance is determined by the need to study the shortcomings in the existing system of state water resources management, particularly when resolving conflicts arising between water user enterprises and their stakeholders. With the signing of the Association Agreement with the EU, Ukraine has undertaken to implement water resources management's basin principle. However, the involvement of stakeholders in water resources management according to the basic principle has been insufficiently implemented, in particular, their economic, social and environmental interests are ignored. There are conflicts between water user enterprises and their stakeholders when using common water bodies and coastal areas. To resolve this kind of conflicts, it is proposed to use water-saving mechanisms, in particular, the transition to the reclamation of water resources. In the long term, this will allow to reduce the cost of water used for household needs and reduce the anthropogenic load on the general water body for water use. To predict the optimal variant of resolving conflicts between water users and their stakeholders, it is proposed to use game theory. The study results can be used by local authorities, heads of water user enterprises, scientists, and other stakeholders in the field of water use.


2019 ◽  
Vol 9 (3) ◽  
pp. 295
Author(s):  
Juan Bta. Grau ◽  
Ana Maria Tarquis ◽  
Juan José Martín-Sotoca ◽  
José Manuel Antón

Water, is in Spain a scarce commodity and although we have an age-old water culture, with an emblematic Court, such as the “Tribunal de las Aguas de Valencia”, hydraulic infrastructure, hydrological basin plans, legislation and hydraulic administration since the 20th Century, there are problems of scarcity, water quality and extreme events that often lead to conflicts between users and also among the responsible administrations for their management. Within this framework, it is of a great interest the training of technicians in matters related to planning, quality and integrated water resources management for sustainable development.In Argentina (especially in the NOA) and until a few years ago, water has not been considered as a scarce commodity. In addition to this, they do not have the history and culture of Spain on issues related to their management, planning and governance. Now, they have begun to establish laws and regulations, as well as, an Association of Consortia of Public Water Users, needing external advice. Therefore, it is necessary, to train technicians in water resources capable of working in areas related to their planning and sustainable management, with knowledge related to the quality required by users. These technicians could be integrated, both in the responsible water administrations’, as well as, in private companies.The project that is the object of this paper is based on preparing a double master's degree, in which the training needs of the students graduated of Spanish and Argentina Engineering Schools are taken into account.


2020 ◽  
Vol 24 (9) ◽  
pp. 64-71
Author(s):  
V.S. Tarasenko ◽  
N.E. Volkova ◽  
N.M. Ivanyutin

The expediency of implementing the principles of integrated water resources management in the Republic of Crimea is substantiated and proposals for their implementation are developed based on the analysis of world experience in organizing the water resources management process. The introduction of integrated water resources management in the Republic of Crimea will significantly improve the current water management situation: it will improve the environmental condition of water bodies; it will allow us to assess the volume of water resources that can be further involved in production; reduce the imbalance of interests of different groups of water users.


2018 ◽  
Vol 4 (1) ◽  
pp. 32-38
Author(s):  
Bhimo Rizky Samudro ◽  
Yogi Pasca Pratama

This paper will describe the function of water resources to support business activities in Surakarta regency, Central Java province. Surakarta is a business city in Central Java province with small business enterprises and specific culture. This city has a famous river with the name is Bengawan Solo. Bengawan Solo is a River Flow Regional (RFR) to support business activities in Surakarta regency. Concious with the function, societies and local government in Surakarta must to manage the sustainability of River Flow Regional (RFR) Bengawan Solo. It is important to manage the sustainability of business activity in Surakarta regency.   According to the condition in Surakarta regency, this paper will explain how the simulation of Low Impact Development Model in Surakarta regency. Low Impact Development is a model that can manage and evaluate sustainability of water resources in River Flow Regional (RFR). Low Impact Development can analys goals, structures, and process water resources management. The system can also evaluate results and impacts of water resources management. From this study, we hope that Low Impact Development can manage water resources in River Flow Regional (RFR) Bengawan Solo.  


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