"We examine access to, use of, and participation in decisions on improved water supply in the Volta basin of Ghana, one of the first countries to introduce a community-based approach to rural water supply on a large scale. While 71 percent of the households interviewed have access to improved...

"Rising world fuel prices, the growing demand for energy, and concerns about global warming are the key factors driving the increasing interest in renewable energy sources, and in biofuels in particular. But some policymakers and analysts have voiced concern that aggressive growth in biofuel...

In this paper, we conduct two "counterfactual" simulations for the 30-year period 1970-2000-the first holding 1970 crop genetic improvements (CGI) constant and the second presuming the International Agricultural Research Center (IARC) system had not been built. Both these counterfactuals apply...

As the global population grows and incomes in poor countries rise, so too, will the demand for food, placing additional pressure on sustainable food production. Climate change adds a further challenge, as changes in temperature and precipitation threaten agricultural productivity and the...

"The Challenge The unimpeded growth of greenhouse gas emissions is raising the earth’s temperature. The consequences include melting glaciers, more precipitation, more and more extreme weather events, and shifting seasons. The accelerating pace of climate change, combined with global...

Table of Contents: Brief 1: The Impact of Climate Variability and Climate Change on Water and Food Outcomes: A Framework for Analysis by Claudia Ringer Brief 2: Vulnerability and the Impact of Climate Change in South Africa's Limpopo River Basin by Sharon Shewmake Brief 5: Measuring Ethiopian...

In the face of growing management problems and conflicts over increasing demands and dwindling or increasingly variable supplies of surface and groundwater, the need for revising the conventional water resource allocation methods has been increasingly felt among natural resource managers and...