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Environmental Effects of Watershed Modifications
David, Wilfredo P. - Philippine Institute for Development Studies (PIDS), … - 1984
Watershed management is more effective when there is a relief from the population to exploit the land. Undoubtedly … components of watershed ecosystems This paper defines the basic concepts and assumptions in the discussion of watershed … management with the objective of providing sound physical bases for land use policies for rural and forest watershed. Related …
Persistent link: https://www.econbiz.de/10005787275
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Mercury Pollution Due to Small-Scale Gold Mining in the Philippines: An Economic Analysis
Israel, Danilo C.; Asirot, Jasminda - Philippine Institute for Development Studies (PIDS), … - 2002
The study reviews small-scale gold mining in the Philippines and assesses economically mercury pollution and other development problems of the industry. The end purpose is to suggest measures to address the problems and promote better environmental and overall management of small-scale mining....
Persistent link: https://www.econbiz.de/10005092611
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The Private Costs of Commercial Forestry, Reforestation and Social Forestry
Angeles, Marian S. delos; Cruz, Cerenilla; Corpuz, … - Philippine Institute for Development Studies (PIDS), … - 1988
This article is prepared for the Upland Policy Conference on March 14, 1988. It analyzes the private perspective of upland resource management mechanisms by drawing from the salient findings of studies on commercial forestry, reforestation and communal tree farming conducted under PIDS/IDRC...
Persistent link: https://www.econbiz.de/10005092871
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Research Program Planning for Natural Resource Management: A Background Analysis
Rola, Agnes C. - Philippine Institute for Development Studies (PIDS), … - 2000
should take active part in the management of the watershed as a significant source of surface water for irrigation. But we … treated from the watershed scale; and take into account the broad range of stakeholders that will be affected and the role of …
Persistent link: https://www.econbiz.de/10005685843
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The On-Site and Downstream Costs of Soil Erosion
Francisco, Herminia A.; Cruz, Wilfrido; Conway, Zenaida T. - Philippine Institute for Development Studies (PIDS), … - 1988
This report presents a practical methodology for the assessment of the economic impact of soil erosion, illustrates the methodology with results from recently completed case studies and proposes a framework for incorporating this methodology for upland resource policy and management programs.
Persistent link: https://www.econbiz.de/10005685859
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Economics of Upland Resource Depletion: Shifting Cultivation in the Philippines
Angeles, Marian S. delos - Philippine Institute for Development Studies (PIDS), … - 1988
This paper provides a systematic investigation of agricultural systems practiced in the uplands by starting with a formal treatment of the shifting cultivation problem. The optimum rate of use of forested land from society’s viewpoint and from the individual uplander’s viewpoint, given...
Persistent link: https://www.econbiz.de/10005685863
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MIMAP in the Natural Resources and Environment Sector
Francisco, Herminia A.; Sajise, Asa J. - Philippine Institute for Development Studies (PIDS), … - 1992
Recently, the link between environmental depletion or degradation and macroeconomic policies has been receiving generous attention from the policymakers and economic managers. Such concerns are valid since the country depends heavily on nature’s bounty. While there has been contention on the...
Persistent link: https://www.econbiz.de/10005685865
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A Review of Natural Resource and Environment Management, 1986-1988
Angeles, Marian S. delos; Lasmarias, Noel - Philippine Institute for Development Studies (PIDS), … - 1990
This paper presents a review of policies that significantly influence the Philippine natural resources and environment (NRE). It assesses the changes in goals and policies between the previous and the present administration and discusses the NRE management strategies within a policy framework....
Persistent link: https://www.econbiz.de/10005685871
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Policy Issues on Commercial Forest Management
Angeles, Marian S. delos; Cruz, Cerenilla - Philippine Institute for Development Studies (PIDS), … - 1984
This paper focuses on issues surrounding the management of Philippine commercial forests as it deals with forest destruction and renewal problems. Likewise, the economics of commercial forest management for both natural forests and tree plantations is highlighted. Policy implications are...
Persistent link: https://www.econbiz.de/10005490118
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The Impact of Government Policies on Forest Resources Utilization
Nelson, Gerald C. - Philippine Institute for Development Studies (PIDS), … - 1984
The impact of government policies on forest resource utilization is analyzed using two conceptual frameworks. The first focuses on determinants of resource depletion and the rate at which the resource is extracted by economic activity while the second focuses on the impact of government policies...
Persistent link: https://www.econbiz.de/10005490134