This paper explores the current debate about water management policies and the factors affecting their formulation and implementation in the arid and semi-arid zones of the Near East and North African Region (NENAR). In this context, relevant and significant experiences of other countries in the...

In practical agricultural water management problems, fluctuating water availabilities and demands, varying crop yields and economic profits, as well as changing irrigation patterns in both temporal and spatial scales are challenged decision makers. These challenges are being further compounded...

Seawater desalination and recycling of urban wastewater originating from desalinated seawater are the only sources of irrigation water on the extremely arid (∼150mmyear−1) Spanish island of Lanzarote. Irrigation with these two types of water has been introduced over the past few decades in...

This paper is about sustainability of irrigation investments in both the financial and physical senses. Finance provides the claim on resources necessary to accomplish physical operations in an economic system, while physical operations provide a flow of services for which beneficiaries are...

A competitive irrigated agriculture in the San Joaquin Valley of California, under semiarid to arid climate and repetitive drought conditions, relies on groundwater resources to a great extent. As a result of rapid agricultural development and intense operation of ground water resources over the...