International agricultural research is expanding beyond the development of annual crop technologies for individual farms to the development of longer-tern natural resource management techniques for entire landscapes. But technologies of practices with a long lag time between investment and...

According to the authors, "watersheds define a terrain united by the flow of water, nutrients, pollutants, and sediment. Watersheds also link foresters, farmers, fishers, and urban dwellers in intricate social relationships. Both factors—the biophysical attributes and the policy and...

"Payments for environmental services (PES) are increasingly discussed as appropriate mechanisms for matching the demand for environmental services with the incentives of land users whose actions modify the supply of those environmental services. While there has been considerable discussion of...

"This paper presents a conceptual framework on how institutions of property rights and collective action can contribute to poverty reduction, including through external interventions and action by poor people themselves. The first part of the paper examines the initial conditions of poverty,...