Does international cereal trade save water? The impact of virtual water trade on global water use

The Comprehensive Assessment of Water Management in Agriculture takes stock of the costs, benefits and impacts of the past 50 years of water development for agriculture, the water management challenges communities are facing today, and solutions people have developed.The results of the Assessment will enable farming communities, governments and donors to make better-quality investment and management decisions to meet food and environmental security objectives in the near future and over the next 25 years.The Research Report Series captures results of collaborative research conducted under the Assessment.It also includes reports contributed by individual scientists and organizations that significantly advance knowledge on key Assessment questions.Each report undergoes a rigorous peer-review process.The research presented in the series feeds into the Assessment's primary output-a "State of the World" report and set of options backed by hundreds of leading water and development professionals and water users.Reports in this series may be copied freely and cited with due acknowledgement.