System dynamics modeling of food-energy-water resource security in a megacity of China: Insights from the case of Beijing

Journal of Cleaner Production, Год журнала: 2022, Номер 355, С. 131773 - 131773

Опубликована: Апрель 15, 2022

Язык: Английский

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Ten Years of Research on the Water-Energy-Food Nexus: An Analysis of Topics Evolution

Frontiers in Water, Год журнала: 2022, Номер 4

Опубликована: Май 4, 2022

This study explores how the concept and research on water-energy-food (WEF) nexus has evolved over time. The uncovers key terms underpinning phenomenon, maps interlinkages between WEF topics, provides an overview of evolution nexus. We analyzed published academic literature from Scopus database performed both qualitative quantitative analyses using Natural Language Processing method. findings suggest that approach is increasingly evolving into integrative concept, been incorporating new topics time, resulting in different methods for research, with a focus interdisciplinary inter-sectoral analyses. Through five periods outlined, we have identified debate focused following predominant topics: i) Trend 1 (2012–2016) debates water management natural resource security, ii) 2 (2017–2018) linkages nexus, sustainable development goals green economy, iii) 3 (2019) governance policy integration, iv) 4 (2020) application scales, including regions, countries, watersheds, urban areas as well other components coupled to and, v) 5 (2021) climate change challenges.

Язык: Английский

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Identifying policy options and responses to water management issues through System Dynamics and fsQCA

Technological Forecasting and Social Change, Год журнала: 2023, Номер 194, С. 122737 - 122737

Опубликована: Июль 6, 2023

Poor quality and scarcity of water are some the most relevant problems for policy-makers private sector, especially in face climate change. A systemic perspective is key to studying complex issues like management understanding how systems change response various inputs over time. This study aims create a generalized, highly synthetic, abstract model that can reproduce dynamics emerge from policies management. The characteristics this make it applicable independent specific local context. literature review modelling simulation, System Dynamics (SD), fuzzy set qualitative comparative analysis (fsQCA) approaches was performed, insights were gained recognize understand existing gaps. results then assessed using fsQCA investigate necessary sufficient conditions contribute shaping sustainable minimum common structure which highlights elements their interactions generic system proposed. Main findings showed negatively influencing dimensions absence costs related consumption, infrastructure obsolescence, population growth. Implications policy-making on discussed conclusion.

Язык: Английский

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A comprehensive energy simulation model for energy-water-food nexus system analysis: A case study of the great Karun water resources system

Journal of Cleaner Production, Год журнала: 2023, Номер 418, С. 137977 - 137977

Опубликована: Июль 10, 2023

Язык: Английский

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Multi-actor integrated modeling approaches in the context of Water-Energy-Food Nexus systems: Review

Computers & Chemical Engineering, Год журнала: 2024, Номер 182, С. 108559 - 108559

Опубликована: Янв. 3, 2024

Язык: Английский

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Numerical analysis of water, energy, and environment nexus in the hybrid thermal and solar multigeneration power plants

Energy Science & Engineering, Год журнала: 2024, Номер 12(5), С. 2037 - 2051

Опубликована: Март 18, 2024

Abstract The challenge of providing water, energy, and managing the environment is widely recognized as a significant barrier to global advancement in light increasing population. Based on projections, it anticipated that community will encounter crises pertaining energy foreseeable future. In this research, application hybrid renewable system thermal power plant has been assessed based approach analyzing link between environment. design solar assessment carbon balance during lifetime have conducted PVsyst 2022. Moreover, ReCipe environmental model used for assessing effect decrease emission ecosystem. findings research indicate replacement at least 2% nominal capacity fossil fuel with one, prevents 1340.37 tons dioxide yearly. This amount equals 371.25 m 3 reserve consumption 382.64 crude oil. results also showed addition preserving natural resources, cycle leads water demand reduction which 3751 supply underground sources. Due interests resources decreasing industry, within framework nexus approach, management by replacing using heat recovery technologies policies efficiency implications recommended.

Язык: Английский

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Water, energy, food and environment nexus (WEFEN): Sustainable transition, gaps and Covering approaches

Energy Strategy Reviews, Год журнала: 2024, Номер 54, С. 101496 - 101496

Опубликована: Июль 1, 2024

It is anticipated that the global community will encounter crises pertaining to water, energy, food, and environment in foreseeable future. The objective of this paper analyze research endeavors interconnections among environment. This presents critiques on water–energy–food-environment nexus (WEFEN).Furthermore, study analyses current innovations WEFEN concept, applications, impacts during period 2015–2023. Additionally, it aims address challenges imperatives investigating within context world. review critically analyzes existing body interplay between highlights encountered studying intricate relationship underscores imperative for further investigation domain. reveals main barriers achieving integration are sector-specific policies a dearth integrated management approaches. Also named as big problems were lack money projects integrate WEFEN, information sources, laws cover development whole. findings encompass recommendations enhancing WEFEN. These measures collaboration coordination various entities, including governmental ministries, councils, universities, associations, businesses. establishing dedicated policy-making institution reaching consensus comprehensive plan crucial steps. By employing effective strategies formulating appropriate policies, discoveries presented article possess potential lie ahead community.

Язык: Английский

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Assessment of the water footprint for the European power sector during the transition towards a 100% renewable energy system

Energy, Год журнала: 2021, Номер 233, С. 121098 - 121098

Опубликована: Июнь 1, 2021

The transition towards a 100% renewable energy system may be an opportunity to resolve the water-energy nexus. However, deployment of some technologies might impose additional strain on water ecosystems. An energy-system-wide analysis demand in Europe was performed for period 2015–2050 using LUT Energy System Transition model two scenarios: Area (with electricity interconnections) and Regions (without). For fossil-fuelled power plants, footprint 20 European regions decrease considerably until 2050, by 28.3% 'Area scenario' 24.2% 'Regions scenario'. total scenario increases 5 average 14%, from 7% (Balkan-West countries) 24% (Sweden). Further, Turkey, Norway Sweden have largest demands due commissioning new hydropower plants. Results indicate discussions sustainability scenarios should expanded include footprint.

Язык: Английский

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Evaluation the effect of cultivated land protection policies based on the cloud model: A case study of Xingning, China

Ecological Indicators, Год журнала: 2021, Номер 131, С. 108247 - 108247

Опубликована: Сен. 29, 2021

The evaluation of the effects cultivated land protection policies (CLPP) is an important issue in China's food security and policy regulation. This article first analyzes historical evolution CLPP China divides it into five stages. Based on this, this paper proposes a implementation effect framework based perspective farmers' perception. Taking Xingning City, Guangdong Province as research area, AHP-entropy method cloud model are used to evaluate regional effect. Results show that comprehensive between "middle" "good," specifically close "good" level. After CLPP, its ecological management protection, agricultural production enthusiasm, satisfaction levels generally at medium or low level, only amount high Therefore, formulation future needs start from improving interests farmers enhance focalization policies. realizes uncertainty mapping each index, takes account randomness ambiguity index quantification grade division, makes result objective. can serve reference for relevant use evaluation.

Язык: Английский

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Towards a Water-Energy-Food (WEF) nexus index: A review of nutrient profile models as a fundamental pillar of food and nutrition security

The Science of The Total Environment, Год журнала: 2021, Номер 789, С. 147936 - 147936

Опубликована: Май 21, 2021

The Water-Energy-Food (WEF) nexus approach should be promoted as a tool for sustainable management of resources through the interconnection these three fundamental pillars. Particularly, food security must ensure healthy and balanced diets everyone, but selecting individual indicators to assess all slants covered by this element is not an easy task. Hence, objective paper two-fold, review nutrient profiling (NP) models that allow categorize foods evaluate based on their nutritional quality, choose most appropriate model used within WEF index. To address issue, total 159 documents were assessed, appraising geographic distribution, time evolution publications, well characteristics potential applications NP systems. concludes NRF9.3. liable option in index, presenting best means definition scores thresholds, use 'across-the-board' criteria reference quantity 100 kcal, alongside offering higher ability than other competitive (HEI) evaluation nutrients encourage instead foods. A secondary outcome identification useful enable institutions with information establish policies field public health facilitating decision-making process according current claims.

Язык: Английский

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