Wada 2, akira ishii 5, izumi tsurita 6 and makoto taniguchi 1. Unless all three elements of the system are in balance, communities cannot flourish. Considering the interlinkages between water, energy and land is crucial for achieving sustainable development objectives. The approach to the energy, water, and food efw nexus normally depends on the perspective of the policymaker. Agriculture is the largest consumer of the worlds freshwater resources, and more than onequarter of the energy used globally is expended on food. This waterfoodenergy nexus looks at the debate on resource scarcity, with new scientific findings that suggested humanity has exceeded the planetary boundaries, threatening its own safety. The food energy water nexus in south africa youtube. Water, energy, food nexus thinking explained youtube. Trends in the development of waterenergyfood nexus methods. We argue that introducing the concept of environmental justice into the nexus, especially where narratives.
Case study of china an increase in re deployment in line with ndc objectives and irenas remap 2030 options, coupled with improvements in cooling technologies, could reduce the water and emissionsintensity of power generation by up to 42% and 37% respectively by 2030. The water food energy nexus is central to sustainable development. From silos to nexus water security, energy security, and food security are intimately linked. Most large reservoirs today are built as multipurpose schemes, serving energy production, irrigation, domestic supply, and flood control needs. The waterfoodenergy nexus has emerged as one of the most important management challenges facing the sustainability agenda.
Insights for the business community e nergy, water, and food ewf are connected to the inputs and outputs of every business. Mohtar4 3 4 bassel daher 1, sanghyun lee1, amjad assi1, rabi mohtar1 5 6 1 wef nexus research group, department of biological and agricultural engineering. The water and food strands of the nexus are inherently linked and have a longstanding record of codependency, resulting in cooperation but it is in the energy strand where the challenges for the uk and the balance for the nexus are going to be under most scrutiny. Alain vidal, cgiar challenge program on water and food cpwf background to the nexus and case studies case study nexus case study nexus ecowas ensuring water, food and energy security in the ecowas region. Global projections indicate that demand for freshwater, energy and food will increase significantly over. The waterenergyfood nexus is about understanding and managing these oftencompeting interests while also ensuring the integrity of ecosystems. Methods of the water energy food nexus aiko endo 1, kimberly burnett 2, pedcris m.
The model aims to reveal strong resource interlinkages and nexus hotspots by implementation of illustrative chord plots. Nexus thinking is a new way of thinking that recognises the crucial interdependence of water, energy and food a relationship that forms the core of the environment nexus project. Informing nexus security open a new path towards a new way of managing the waterenergyfood nexus in which researchers and decision makers work together in search of development strategies and alternative policy options research project funded by the eu under the h2020water2015 call ga 689669 duration. Foodenergywater in fy15 foodenergywater dcl due march 2015 supplements, workshops and conferences, eagers in response, received 149 proposals across nsf. We use an innovative methodology to model the socioeconomic linkages between water, energy, and food in the east nile basin. Enhancing adaptive capacity to complex global challenges christopher a. Of all natural resources, energy, water and food are most needed to sustain life on earth. The nexus term in the context of water, food and energy refers to these sectors being inextricably linked so that actions in one policy area commonly have impacts on the others, as well as on the ecosystems that natural resources and human activities ultimately depend upon. The global energywaterfood nexus recognises that, in natural resource policy, no effort aimed at conservation, sustainability, or environmental protection will. Global change, grand challenges multiple intersecting factors place pressure on planetary systems on which society and ecosystems depend.
Hoff, 2011, attempts for a new perspective on problems of nonsustainable developments that have supposedly put humanity at the brink of extinction. The first challenge in dealing with the waterenergyfood nexus is to understand it. The water energy food climate nexus business leaders at the world economic forum annual meeting in 2008 set out a call to action on water, to raise awareness and develop a better understanding of how water is linked to economic growth across a nexus of issues and to make clear the water security challenge we face if a business. Discussion on the water, energy and food security nexus, the challenges of meeting future demands and maintaining the services provided by the environment was central to the recent bonn2011.
The nexus approach embeds the opinion water, energy and food security cannot be achieved in single sector methodology. The water, energy and food security nexus approach, as advanced by the bonn2011 conference 2012a, b. Water, food and energy are all basic resources underpinning development, not just in terms of poverty alleviation but also. Relevant reports, articles and research this list of reports, articles and research that illustrates and documents the water energy food wef nexus. In the manufacturing sector, energy and water are used to power, cool, and clean machines, mix materials, and in production processes. This paper shows up the development of a systemdynamics model of the waterenergyfoodclimate nexus in greece. The food energy water nexus few nexus has emerged as a new way of understanding the interdependencies among food, energy and water systems, and as a new approach to integrating management and governance across sectors biggs et al. The waterenergyfood wef nexus builds on the close linkages. A nexus approach can support the transition to a green economy, which aims, among other things, at resource use efficiency and greater policy coherence. Mar 22, 2017 analysis the waterfoodenergy nexus is the first step to assess the decision maker in developing and evaluating national strategies that take into account the nexus. The nexus term in the context of water, food agriculture and energy refers to these sectors being inextricably linked so that actions in one area commonly have impacts on the others, as well as on ecosystems.
Water, food and energy nexus challenges 5 impact on water by 2050, irrigated agriculture on 16% of the total cultivated area is expected to be responsible for 44% of total crop production. Feb 20, 20 nexus thinking is a new way of thinking that recognises the crucial interdependence of water, energy and food a relationship that forms the core of the environment nexus project. Establish water value as an economic, social and political good. Deploy technologies to improve water use efficiency.
Demand for all three is increasing, driven by a rising global population, rapid urbanization, changing diets and economic growth. While many of them call out the wef nexus specifically, some of them might not have as obvious a connection, so weve made those connections for you. A 7question guideline 2 bassel daher1, sanghyun lee2, amjad assi3, rabi h. Improved water, energy, and food security on a global level can be achieved through a nexus approachan approach that integrates management and governance across sectors and scales. This paper presents a study of the evolution of the water energy food wef nexus since its rise to prominence in policy and development discourses in 2011. Interdependencies between food, energy and water systems figure 5. Pdf the rise and implications of the waterenergyfood. This goes beyond the utilitarian objective of using. The waterfoodenergy nexus is emerging as a critical issue in asia and the pacific. Analysis the waterfoodenergy nexus is the first step to assess the decision maker in developing and evaluating national strategies that take into account the nexus. The availability of fresh water is a major driver in food production.
Water food energy ecosystem nexus what is the nexus. This helps to identify common objectives and entry points for. Create a global water knowledge hub that is relevant, visible, credible and at low cost. Water security and waterenergyfood nexus got it, what is.
Villarroel walker r1, beck mb2, hall jw3, dawson rj4, heidrich o4. Apr 01, 2014 the food, energy water nexus is central to the sustainability of south africas future. The water food energy nexus has emerged as one of the most important management challenges facing the sustainability agenda. Wef nexus case studies from europe and germany the workshop participants learn about different perspectives, needs, priorities and values of other sectors and their interconnections in an interactive and participatory way. Pdf the energy water food nexus an introduction cameron holley academia. Water, food and energy are all basic resources underpinning development, not just in terms of poverty alleviation but also more sustained economic growth and social development. Sep 18, 2017 the water energy food nexus with emphasis on ecosystem services as main elements of an environmental strategy, according to unescap in all this, unep promotes the dimension of ecosystems as enabling environment for sustainable livelihoods and green growth under conditions of climate change. The foodenergywater nexus few nexus has emerged as a new way of understanding the interdependencies among food, energy and water systems, and as a new approach to integrating management and governance across sectors biggs et al. This paper presents a study of the evolution of the waterenergyfood wef nexus since its rise to prominence in policy and development discourses in 2011. Considering the energy, water, and food security nexus. Deploy tools for managing and planning water resources and risk management strategies 5.
Methods of the waterenergyfood nexus aiko endo 1, kimberly burnett 2, pedcris m. The waterenergyfood wef nexus approach is an expression of tradeoffs, 1 synergies and resource optimization potential that is a function of the relationship between environmental resources, public service delivery and institutional and environmental risks kurian and ardakanian, 2015. The waterenergyfood nexus of pakistan the express tribune. The waterenergyfood nexus reports, articles, research. Introduction to the waterenergy food wef security nexus 2. If it is a water perspective, then food and energy systems are users of the resource see hellegers, et al.
The water, energy and foodsecurity nexus approach, as advanced by the bonn2011 conference 2012a, b. Water, energy and food pillars of global security, prosperity and equity perspectives water perspective food and energy systems are users of resources food perspective water and energy are inputs energy perspective water is the input and food is the output vast individual areas. The food, energy water nexus is central to the sustainability of south africas future. It is clear that solutions must be found to assure water security, thereby eliminating the immediate and increasing risk to food security, energy security, and economic growth and stability. Thus food, water, and energy are inextricably linked and must be considered together as a system. The water energy food wef nexus approach is an expression of tradeoffs, 1 synergies and resource optimization potential that is a function of the relationship between environmental resources, public service delivery and institutional and environmental risks kurian and ardakanian, 2015. Energy, water, and food are also linked by the increasing number of large multipurpose dams, effectively embedding the infrastructure into the welf nexus, with water connecting land, energy and food. Understanding and managing the complex interactions between water, energy and food water, energy and food are essential for human wellbeing, poverty reduction and sustainable development.
At its 24th session, the committee on agriculture faos main technical advisory committee approved faos water governance for agriculture and food security programme, specifically mentioning the waterenergyfood nexus. World economic forum 2011, the bonn 2011 nexus conference, the sixth world water forum, and world water week 2012, have urged an integrated approach to food, water, and. This article maps the rise of the water energy food nexus as a research, policy and project agenda in mainland southeast asia. Recent thinking, illustrated by the framings of the energywaterfood nexus shown in figures 2 and 3, recognizes the earth as a large coupled human and natural system consisting of many smaller. This paper shows up the development of a systemdynamics model of the water energy food climate nexus in greece. The nexus across water, energy, land and food welf. The waterenergyfood nexus with emphasis on ecosystem services as main elements of an environmental strategy, according to unescap in all this, unep promotes the dimension of ecosystems as enabling environment for sustainable livelihoods and green growth under conditions of climate change.
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