نتایج جستجو برای: Virtual Water Exports

تعداد نتایج: 700909  

Afshan Faregh Zadeh Aslan Egdernezhad,

Water is the first and foremost limiting factor for agricultural production, and undoubtedly, water crisis is considered as one of the international challenges for governments and human societies. Given that virtual water was first used as a way to tackle water scarcity in countries with limited water resources, so that countries with low water should import food from abundant countries...

Journal: Iranian Economic Review 2019

The imbalance between water supply and demand in the country has challenged water resource management, especially in the agricultural sector. The virtual water study approach, as an approach that values the use of water inputs in the production and consumption of various commodities, has been established and discussed for almost two decades. Based on this concept, the issue of virtual water tra...

Journal: :آب و توسعه پایدار 0
مرتضی تهامی پور زرندی محمد قربانی

for about a decade the virtual water trade has been highlighted as a means of promoting water efficiency and helping to solve regional restrictions of water resources in order to provide water and food security. although these tools are not just for certain areas of the world with a specific climate, they are more important for countries which are faced with water resources restriction and cris...

2015
Jana Schwarz Miet Maertens Ashok K. Chapagain

International agri-food trade has expanded rapidly during the past decades and changed considerably in structure with important implications, especially for developing economies. One of the main environmental concerns regarding international trade is the exploitation and redistribution of water resources. In this paper, we use the virtual water approach for analyzing the relationship between gl...

2013
Joel A. Carr Paolo D’Odorico Francesco Laio Luca Ridolfi

The global trade of goods is associated with a virtual transfer of the water required for their production. The way changes in trade affect the virtual redistribution of freshwater resources has been recently documented through the analysis of the virtual water network. It is, however, unclear how these changes are contributed by different types of products and regions of the world. Here we sho...

Journal: :Ambio 2007
James N Galloway Marshall Burke G Eric Bradford Rosamond Naylor Walter Falcon Ashok K Chapagain Joanne C Gaskell Ellen McCullough Harold A Mooney Kirsten L L Oleson Henning Steinfeld Tom Wassenaar Vaclav Smil

This paper provides an original account of global land, water, and nitrogen use in support of industrialized livestock production and trade, with emphasis on two of the fastest-growing sectors, pork and poultry. Our analysis focuses on trade in feed and animal products, using a new model that calculates the amount of "virtual" nitrogen, water, and land used in production but not embedded in the...

Journal: :The Science of the total environment 2016
Andrea Fracasso Martina Sartori Stefano Schiavo

The aim of the paper is to investigate the main determinants of the bilateral virtual water (water used in the production of a commodity or service) flows associated with international trade in agricultural goods across the Mediterranean basin. We consider the bilateral gross flows of virtual water in the area and study what export-specific and import-specific factors are significantly associat...

2013
K. K. Caylor

A debate has long existed on the relationships between human population, natural resources, and development. Recent research has expanded this debate to include the impacts of trade; specifically, virtual water trade, or the water footprint of traded commodities. We conduct an empirical analysis of the relationships between virtual water trade, population, and development in Africa. We find tha...

Journal: :Tropical agricultural research 2023

Irrigated agriculture is the highest water user in Sri Lanka. Therefore, when there an increasing demand of other sectors such as drinking, industries, environment etc., it required to reallocate from irrigated sector meet this increased demand. However, needs be done while ensuring food security nation using virtual concept, which defined embedded a product. study conducted with objective asse...

Journal: :journal of agricultural science and technology 2015
j. liu p. wu y. wang x. zhao sh. sun

virtual water adds a new dimension to crop trades and provides a new way of thinking about water scarcity. a systematic analysis of virtual water flows requires integration of all critical drivers of virtual water flows under a single consistent framework. the aim of this study was to assess virtual water flows related to trades of grain crops (wheat, corn, rice, and coarse cereals) and their i...

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