The new fertilizer subsidies in sub-Saharan Africa are intended to increase agricultural production and ensure development of a fertilizer market. Fertilizer adoption requires complementary inputs, such as investment in soil and water conservation (SWC), for efficient and optimal nutrient uptake, and many fertilizer subsidy programs implicitly assume that fertilizer subsidies crowd in such investments.

This paper explores how analytical hydrologic models can inform the effective design and choice of policy instruments to manage groundwater quality by coupling a social-planner’s problem of optimal groundwater-quality management with analytical solutions from the hydrology literature.

This publication compiles about 23 research papers that were presented on the national conference hosted by Department of Economics of Mekelle University and sponsored by EEPFE, on August 8-9, 2008 at Axum Hotel, Mekelle, Ethiopia.

The People’s Republic of China (PRC) is seeking new approaches to improve water management outcomes in the face of a growing water crisis caused by ongoing pollution control and watershed management challenges.

Climate change will affect the supply of many resources that households consume, including electricity, and natural gas. Although price is considered an effective tool for controlling demand for many resources that households consume, including electricity and natural gas, its impact is poorly understood. Part of the problem is that demand is confounded by block pricing and the interrelated consumption of electricity and natural gas, which prevent easy estimation of price impacts.

This paper analyses the underlying factors affecting people‘s satisfaction with drinking water provided by community-based organizations in rural Costa Rica.

Este artículo presenta el desarrollo de una iniciativa de pagos por servicios ecosistémicos relacionados con la provisión de agua potable en la comunidad de Copán Ruinas, Honduras. La metodología para diseñar e implementar este programa se basa en un enfoque integral y de gestión adaptativa, compuesto por varios componentes: definición de objetivos y diagnóstico general, análisis de condiciones habilitadoras, diseño técnico del programa, implementación y evaluación.

Water resources are essential to human development processes and to achieve the Millennium Development Goals that seek, inter alia, to eradicate extreme poverty and hunger, achieve universal literacy, and ensure environmental sustainability.

In this paper, choice experiment was applied for valuation of Lake Tana’s fishery and watershed.