Prabhu L. Pingali

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E coystem s nd H um an W elbeing The Millennium Ecosystem Assessment (MA) is an international process designed to meet the needs of decision-makers and the public for scientific information concerning the consequences of ecosystem change for human well-being, and to analyze options available to enhance the conservation of ecosystems and their contributions(More)
A detailed retrospective of the Green Revolution, its achievement and limits in terms of agricultural productivity improvement, and its broader impact at social, environmental, and economic levels is provided. Lessons learned and the strategic insights are reviewed as the world is preparing a "redux" version of the Green Revolution with more integrative(More)
This paper draws upon development economics theory, demographic projections, and empirical evidence to consider the likely consequences of the HIV/AIDS pandemic for the agricultural sector of the hardest-hit countries of Eastern and Southern Africa. We identify four processes that have been underemphasized in previous analysis: 1) the momentum of long-term(More)
This paper provides an overview of what the Millennium Ecosystem Assessment (MA) calls “indirect and direct drivers” of change in ecosystem services at a global level. The MA definition of a driver is any natural or human-induced factor that directly or indirectly causes a change in an ecosystem. A direct driver unequivocally influences ecosystem processes.(More)
Food markets in developing countries are undergoing profound changes fueled by economic development, increases in per capita incomes, changing technology, and urbanization. Higher incomes and increasing numbers of women in the labor force mean greater demand for high-value commodities, processed products, and pre-prepared foods. Urbanization increases the(More)
Songqing Jin, Jikun Huang, Ruifa Hu, and Scott Rozelle* The study’s overall goal is to create a framework for assessing the trends of China’s national and international investment in agricultural research and to measure its impact on total factor productivity. The main methodological contribution is to provide more convincing measures of crop-specific(More)
2033 K STREET, N.W. WASHINGTON, D.C. 20006-1002 U.S.A. PHONE: +1-202-862-5600 FAX: +1-202-467-4439 EMAIL: IFPRI@CGIAR.ORG WEB: WWW.IFPRI.ORG T he global AIDS epidemic has caused more than 25 million deaths since 1981, and there is no end in sight. It is a multidimensional, phased, long-wave crisis with impacts that will be felt for decades to come. The(More)
The Food and Agriculture Organization of the United Nations estimates that 843 million people worldwide are hungry and a greater number suffer from nutrient deficiencies. Approximately one billion people have inadequate protein intake. The challenge of preventing hunger and malnutrition will become even greater as the global population grows from the(More)