scholarly journals Current Status and Future Directions in Modeling a Transboundary Aquifer: A Case Study of Hueco Bolson

Water ◽  
2021 ◽  
Vol 13 (22) ◽  
pp. 3178
Author(s):  
Rocky Talchabhadel ◽  
Helene McMillan ◽  
Santosh S. Palmate ◽  
Rosario Sanchez ◽  
Zhuping Sheng ◽  
...  

The Hueco Bolson aquifer is a binational aquifer shared by the United States of America (USA) and Mexico that is strongly interconnected with the transboundary river, Rio Grande/Rio Bravo. Limited recharge, increasing urbanization, and intensified agriculture have resulted in the over-drafting of groundwater resources and stressed the aquifer, threatening its sustainability if mitigation actions are not taken soon. Research indicates that the aquifer’s hydraulic gradients and flow directions have changed due to the high groundwater withdrawal rates from the two major cities—El Paso (USA) and Ciudad Juarez (Mexico). This paper presents a comprehensive overview of the Hueco Bolson aquifer modeling history and makes a case for future modeling and binational engagement efforts. First, we discuss the evolution of groundwater modeling for Hueco Bolson from the past to recent times. Second, we discuss the main water management issues in the area, including water quality and quantity, stakeholders’ participation, and climate change. To address the challenges of holistic water management, we propose developing a graphical quantitative modeling framework (e.g., system model and Bayesian belief network) to include experts’ opinions and enhance stakeholders’ participation in the model. Though the insights are based on a case study of Hueco Bolson, the approaches discussed in this study can provide new strategies to overcome the challenges of managing a transboundary aquifer.

2013 ◽  
Vol 13 (5) ◽  
pp. 1390-1395
Author(s):  
S. J. Lawson ◽  
P. B. Kumar

This paper defines what is meant by groundwater trading in Australia, and describes the current status of groundwater trading in the various Australian states and territories. Issues and benefits associated with groundwater trading are identified, and are illustrated with reference to a case study aquifer. Finally a recently developed framework for groundwater trading to meet Australian water management requirements is summarised.


Water ◽  
2021 ◽  
Vol 13 (10) ◽  
pp. 1395
Author(s):  
Weicheng Lo ◽  
Sanidhya Nika Purnomo ◽  
Dwi Sarah ◽  
Sokhwatul Aghnia ◽  
Probo Hardini

Since 1900, Semarang City has been meeting its industrial water needs by pumping groundwater through its underlying aquifers. The trend toward exploiting groundwater resources has driven the number of deep wells and their production capacity to increase, and therefore leads to the water table to drop from time to time, which has been marked as one of the primary causes of land subsidence there. The main aim of the current study was to numerically model the temporal and spatial evolution of groundwater table under excess abstraction so that a groundwater management strategy can be accordingly drawn up for ensuing the sustainability of groundwater resources in the future. A series of numerical simulations were carried out to take into account hydrogeological data, artificial and natural discharges of deep wells, and boundary effects in Semarang City. The groundwater modeling is calibrated under two flow conditions of the steady state from 1970 to 1990 and the transient state from 1990 to 2005 for six observation wells distributed in Semarang City. Four scenarios that reflect potential management strategies were developed, and then their effectiveness was systematically investigated. The results of our study indicate that the implementation of proper groundwater control management and measure is able to restore the groundwater level to rise back in Semarang City, and in turn achieve the sustainability of groundwater resources.


2014 ◽  
Vol 16 (01) ◽  
pp. 1450005 ◽  
Author(s):  
TONY WOHLERS ◽  
AARON MASON ◽  
JOHN WOOD ◽  
ERIC SCHMALTZ

Based on longitudinal data, and relying on the tragedy of the commons and the tragedy of the anti-commons theoretical frameworks, we argue: (1) groundwater permit patterns in Oklahoma are likely to contribute to the tragic overuse of groundwater resources; and (2) involvement of large and opposing groups that operate within an environment of fragmented access rights undermines the emergence of an efficient water management regime for Sardis Lake on Native American land in southeastern Oklahoma. Based on quantitative and qualitative research approaches, this study seeks to reveal patterns of groundwater overexploitation and deconstruct the complex processes surrounding the water dispute over Sardis Lake so that policymakers understand the relevant dangers and are able to identify sound policy solutions to manage common pool resources.


Water ◽  
2021 ◽  
Vol 13 (4) ◽  
pp. 530
Author(s):  
Elia M. Tapia-Villaseñor ◽  
Sharon B. Megdal

The assessment of transboundary aquifers is essential for the development of groundwater management strategies and the sustainable use of groundwater resources. The Transboundary Aquifer Assessment Program (TAAP) is a joint effort by the United States and Mexico to evaluate shared aquifers. This study examines the TAAP Cooperative Framework as a guide for further transboundary groundwater collaboration. We compared lessons learned from six transboundary aquifers that currently have mechanisms for groundwater collaboration to identify common elements of collaboration. Though the TAAP Cooperative Framework governs an assessment-only program, the elements of collaboration included are consistent with the principles of other institutional agreements around the world. Importantly, all the analyzed agreements included a knowledge-improvement phase, which is the main objective of the TAAP Cooperative Framework. The present study finds evidence of successful outcomes within the TAAP Cooperative Framework consistent with available transboundary groundwater management agreements, demonstrating that this approach is suited to serve as a model for those wishing to engage in transborder aquifer assessments. Furthermore, the TAAP elements of collaboration can help to establish the meaningful and robust binational cooperation necessary for the development of U.S.-Mexico groundwater management agreements at the aquifer level.


Logistics ◽  
2021 ◽  
Vol 5 (2) ◽  
pp. 27
Author(s):  
Daisuke Watanabe ◽  
Takeshi Kenmochi ◽  
Keiju Sasa

Truck platooning involves a small convoy of freight vehicles using electronic coupling as an application in automated driving technology, and it is expected to represent a major solution for improving efficiency in truck transportation in the near future. Recently, there have been several trials regarding truck platooning with major truck manufacturers and logistics companies on public roads in the United States, European countries and Japan. There is a need to locate a facility for the formation of truck platooning to realize the unmanned operation of trucks following in a platoon. In this study, we introduce the current status of truck platooning in Japan and present the optimal location model for truck platooning using the continuous approximation model with a numerical experiment, considering the case in Japan. We derived the optimal locational strategy for the combination of the long-haul ratio and the cost factor of platooning. With parameters estimated for several scenarios for the deployment of truck platooning in Japan, the numerical results show that the optimal locational strategy for a platoon of manned vehicles and a platoon with unmanned following vehicles is the edge of the local region, and that for a platoon of fully automated vehicles is the center of the region.


Water ◽  
2021 ◽  
Vol 13 (15) ◽  
pp. 2001
Author(s):  
Alex Mayer ◽  
Josiah Heyman ◽  
Alfredo Granados-Olivas ◽  
William Hargrove ◽  
Mathew Sanderson ◽  
...  

Management of transboundary aquifers is a vexing water resources challenge, especially when the aquifers are overexploited. The Hueco Bolson aquifer, which is bisected by the United States–Mexico border and where pumping far exceeds recharge, is an apt example. We conducted a binational, multisector, serious games workshop to explore collaborative solutions for extending the life of the shared aquifer. The value of the serious game workshop was building knowledge, interest, understanding, and constituency among critical stakeholders from both sides of the border. Participants also learned about negotiations and group decision-making while building mutual respect and trust. We did not achieve consensus, but a number of major outcomes emerged, including: (1) participants agreed that action is called for and that completely depleting the freshwater in the shared aquifer could be catastrophic to the region; (2) addressing depletion and prolonging the life of the aquifer will require binational action, because actions on only one side of the border is not enough; and (3) informal binational cooperation will be required to be successful. Agreeing that binational action is called for, the serious games intervention was an important next step toward improving management of this crucial binational resource.


2006 ◽  
Vol 54 (6-7) ◽  
pp. 395-403 ◽  
Author(s):  
L. Wolf ◽  
J. Klinger ◽  
I. Held ◽  
H. Hötzl

The management of urban groundwater resources is directly linked to urban water supply and drainage concepts. A proper integration of groundwater into urban water management plans is recommended for long-term planning. The paper describes the development of a new modelling suite which addresses the urban water and solute balance in a holistic way. Special focus has been placed on the assessment of the impact of sewer leakage on groundwater in four case study cities. Tools for the prediction of sewer leakage including the assessment of uncertainties are now available. Field investigations in four European case study cities were able to trace the influence of sewer leakage on urban groundwater using microbiological indicators and pharmaceutical residues.


Facilities ◽  
2018 ◽  
Vol 36 (7/8) ◽  
pp. 423-436 ◽  
Author(s):  
Mohammad A. Hassanain ◽  
Jamilu A. Garkuwa ◽  
Muizz O. Sanni-Anibire

Purpose The purpose of this paper is to present the development and implementation of a qualitative, code-compliance framework for property managers of student housing facilities. Design/methodology/approach The paper identified the fire safety code requirements for student housing facilities and arranged these requirements in the form of a checklist, which was further validated by professional experts. Additionally, the paper presented an IDEF0 (Integrated Definition for Function Modeling) framework model that illustrates a stepwise process for the deployment of the checklist. A case study was conducted on three similar student housing facilities in a university campus to demonstrate the application of the framework. Furthermore, the findings from the case study were reported along with recommendations to improve the degree of compliance with the requirements of fire safety codes. Findings The developed framework was validated by professional experts and through a case study. Fire safety provisions were mostly found to be adequate in the case study building. The authors proposed several actions to improve the current status of fire safety in the building. Originality/value The paper serves to disseminate awareness about the occurrence of fires, their severe consequences and precautionary measures in student housing facilities. It also provides a standardized checklist for ease of use by property managers who may be unable to understand the technical terminologies found in fire safety codes and standards. Thus, the developed framework is of tangible value to property managers, building specialists and student housing administrators.


2021 ◽  
Author(s):  
Yuanhong Ma ◽  
Shao-Jie Lou ◽  
Zhaomin Hou

This review article provides a comprehensive overview to recognise the current status of electron-deficient boron-based catalysis in C–H functionalisations.


2014 ◽  
Vol 7 (1) ◽  
pp. 33-41 ◽  
Author(s):  
Elisabeth Scheibelhofer

This paper focuses on gendered mobilities of highly skilled researchers working abroad. It is based on an empirical qualitative study that explored the mobility aspirations of Austrian scientists who were working in the United States at the time they were interviewed. Supported by a case study, the paper demonstrates how a qualitative research strategy including graphic drawings sketched by the interviewed persons can help us gain a better understanding of the gendered importance of social relations for the future mobility aspirations of scientists working abroad.


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