This paper introduces the approach, methodology, assumptions and tentative results of the nationwide off-site cost evaluation of Master Plan for Forestry Development. It also includes the technical contents of a Master Plan project paper and reviews recent literature and information useful in...

Well-defined property rights recognize the ownership of material and abstract things. The low enforcement of property rights for a certain resource may lead to its abuse. Hence, its application on watershed needs to be understood. This paper attempts to show the dualistic system of considering...

This article report is a condensed version of “The On-Site and Downstream Costs of Soil Erosion,” PIDS Technical Report 87-04 of the Upland Resource Policy Program. It estimates the economic costs arising from indiscriminate exploitation of the uplands. It also offers a practical methodology...

While most government efforts are directed toward watershed conservation, its management has remained challenging and complex. This short article argues for reconsideration of existing policies and regulations. It also pushes for a long-term comprehensive national strategy to address several...

The valuation of resources found in the watershed area is important in assessing the impacts of changes in the watershed. While the change will have positive impacts which are short-term in nature, there are long-term environmental damages associated with economic benefits. This paper gives a...

This paper presents an effort toward a better understanding of the potential impact of climate variability and change on the hydrology and water resources in the Philippines. Impacts of extreme events such as droughts are discussed. A preliminary study on the variability of inflow in relation to...

This paper discusses the key issues and concerns regarding sustainable Philippine watershed management. Emphasis is made on the various requisites of a sustainable management with a focus on the critical roles of land use planning.

Watershed conservation has always been the people’s cry. However, efforts in the past have not been enough to demonstrate this. This paper attempts to shed light on the importance of soil and water conservation measures popularly applied and adopted in the Philippine upland watershed setting....

Dealing with various topics such as watershed classification, computer simulation and modeling and computer application in watershed research, this paper assembles and summarizes technologies that are currently being used or have potential for application in the Philippines. This is in the hope...

Do the most promising policies to promote sustainable upland farming originate at the local or national level? Will coordination of local and national efforts produce better outcomes? This paper uses an optimization-simulation model of the Manupali watershed in the Philippines to investigate...