A watershed is a natural landscape physically bounded by a ridge technically referred to as a topographic divide that is drained by a river system draining out of an outlet in the coastal area. Watersheds that drain their water to a larger river, lake or wetland are more accurately referred to as subwatersheds, meaning they are just parts of a larger watershed draining to the sea. Synonyms of watersheds include river basin, drainage basin, and catchment. Based on the definition of a watershed above, the three defining features of a watershed are: a well-defined area, a more or less fixed boundary, and a river system with one outlet. The primary function of a watershed is to capture rain and ideally store a large portion of it underground to supply water to rivers or can be absorbed using pumps for various uses. An equally important function of a watershed includes among others generating various goods and services such as supply of freshwater, fertile soil, productive lands, rich biodiversity, regulation of climate and outbreaks of pests and diseases, and mitigation of floods and other related risks. These are made possible through the varied ecosystems that are found inside a watershed such as forests, rivers, grasslands, lakes, agroecosystems (i.e., cultivated areas), urban areas, wetlands, and coastal areas. In the absence of sustainable watershed management, these goods and services will worsen and threaten the achievement of socioeconomic development goals and compromise human welfare and security.
WILUP is an approach on Watershed Integrated Land Use Planning. Using the watershed as the planning unit.
This course examines the Ridge to Reef (R2R) Approach, a holistic management framework that considers interconnected watersheds and marine areas as a unified system. It addresses the watershed as a strategic platform for land use and sectoral development, emphasizing the integration of upland, lowland, and coastal ecosystems into a cohesive management strategy, offering a unified reference for national and local planning initiatives.
The course further addresses the operational dimensions of the R2R approach, with an emphasis on science-based and participatory decision-making. It explores the complexities of multi-stakeholder environments, in which the harmonization of competing mandates and aspirations is achieved through robust modeling and evidence-based strategies.
What is Watershed Integrated Land Use Planning (WILUP)? is a prerequisite course for this course.
Through Executive Order No. 72, series of 1993, all provinces are mandated to prepare their respective Provincial Development and Physical Framework Plans (PDPFP). The Housing and Land Use Regulatory Board (HLURB) sets the guidelines for preparing such a plan. The HLURB Guidebook of 2013 prescribed the use of a ridge-to-reef or watershed ecosystem management framework (R2R/WEM) approach for the updating of PDPFP. This approach promotes integrated protection of ecosystems and the attainment of socioeconomic development. Watershed characterization is one of the preliminary steps in watershed management planning. It describes the watershed which is essential in the planning and management process. Watershed characterization also enables the identification of the watershed’s current state, issues, challenges, and opportunities which could be used in setting visions and targets for the watershed.
Implementing Ridge-to-Reef and Watershed Ecosystem Management in local land use planning is a prerequisite course for this course.
This course is designed to equip decision-makers, foresters, and planning practitioners with the analytical tools required to evaluate the long-term consequences of land use decisions. As rapid urbanization and climate change escalate ecological pressures, there is a growing need to understand potential impacts of development pathways to Nature’s Contributions to People (NCP). However, traditional development planning often fails to account for NCPs. To address this, the course introduces a methodological roadmap, aligned with the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES) framework, to bridge the gap between development goals and ecological integrity. Students will explore basic concepts and learn practical steps to incorporate models and scenarios into planning and decision-making. Using the Pagsanjan-Lumban Watershed as a case study, the course demonstrates how to determine baselines, identify drivers of change, develop scenarios, and quantify NCPs to project future impacts.
This course will open for enrollment on September 1, 2026.
This module provides an overview to Land Capability Assessment and Zoning using QGIS and the LCAT tool. It is specifically designed to support the integration of Ridge-to-Reef management into provincial development planning. Participants will explore the fundamental biophysical factors that determine how land can be sustainably utilized. The course emphasizes matching specific land units with their appropriate uses to prevent long-term environmental degradation.
The course covers the categorization of land into five distinct themes ranging from strict protection to unlimited production using the land capability workflow for processing soil, climatic, and topographic data. Students will learn to use the LCAT software to automate the computation of land capability zones while minimizing human error in spatial modeling. Finally, the module addresses post-processing techniques in QGIS to finalize maps for succeeding planning applications.
This course will open for enrollment on September 1, 2026.
The lecture provides a comprehensive overview of how Geographic Information Systems (GIS) serve as a versatile framework for watershed integrated land use planning. It emphasizes how the system can organize geospatial data into manageable layers by ingesting a variety of data formats, including drone scans, satellite imagery, and GPS field surveys. This layering process allows planners to calculate complex relationships between terrain, land cover, and climate, facilitating the identification of suitable areas for reforestation and the modeling of environmental hazards like forest fires. Beyond simple mapping, the lecture emphasizes that GIS enables advanced visualization and cartography, including 3D animations and interactive dashboards, which are essential for communicating intricate spatial trends to non-technical stakeholders.
GIS is a robust spatial engine that can predict the movement of water and soil erosion. The lecture explains the applications of GIS, such as the automatic delineation of watersheds and stream networks from Digital Elevation Models (DEMs), as well as the computation of critical morphometric values such as drainage density and slope. In addition, it demonstrates how GIS combines mathematical models, such as the Revised Universal Soil Loss Equation (RUSLE), to predict erosion susceptibility and identifies flood-risk zones by overlaying precipitation information with elevation data. Using Multi-Criteria Decision Analysis (MCDA), the system offers critical decision support to identify "hotspots" for technical interventions and identify the optimal sites for the construction of infrastructure such as reservoirs and weather stations.
This course will open for enrollment on September 1, 2026.
Watershed management involves the coordinated and responsible use of land and water resources within a defined catchment area to sustain ecosystem functions, reduce disaster risks, and support the well-being of communities. In the Philippines, where watersheds are highly sensitive to land-use change, extreme rainfall, and topographic variability, land management practices strongly influence hydrological processes such as runoff generation, erosion, sediment transport, and water quality. Effective watershed management therefore requires science-based tools capable of capturing variations in soil types, terrain, climate, and land-use patterns across spatial scales.
A central challenge in watershed management lies in the complex interactions between a catchment’s geophysical characteristics and climatic conditions, particularly under increasing anthropogenic pressures and extreme climate events. This challenge is further compounded by governance realities: watershed boundaries rarely align with political or administrative boundaries. Land-use decisions and resource management practices in upstream municipalities can significantly affect flood risk, erosion, and water quality downstream, sometimes undermining local mitigation efforts. As a result, integrated watershed planning, supported by shared data, common analytical frameworks, and inter-local government cooperation, is essential for effective flood and erosion risk reduction.
The Soil and Water Assessment Tool (SWAT) is a globally recognized, process-based hydrological model designed to simulate the impacts of land management practices and climate variability on water quantity, sediment yield, and water quality at the watershed scale. SWAT enables the assessment of how changes in land use, soil characteristics, and management scenarios influence surface runoff, streamflow, erosion, and sediment transport. SWAT provides a robust platform for evaluating flood and erosion risks and for testing alternative land-use and conservation strategies.
This short course introduces participants to the fundamental concepts, data requirements, and applications of SWAT hydrological modeling, with a specific focus on flood and erosion risk assessment, to support evidence-based decision-making, inter-municipal coordination, and sustainable watershed management.
This course will open for enrollment on September 1, 2026.
The Value Chain Essentials for Agribusiness Managers is a concise course developed from the full Agribusiness Masterclass (AMC) program. It is specifically designed to provide all aspiring professionals and managers, from the private sector, public sector, and the academe, with the essential foundational knowledge required for modern agribusiness.
This course moves beyond the basic supply chain to focus on the value chain concept, emphasizing how to strategically create value, ensure inclusivity, and build resilience. Participants will engage with five modules that transition logically from theory to practical application. The course covers an overview of the key topics, including inclusive agribusiness research, value chain analysis, partnership building and linkaging and project proposal development. Delivered through flexible video lectures, the course allows learners to master these essentials at their own pace. Completing this course will provide essential knowledge of agribusiness and value chain concepts that will prepare them for deeper engagement in the full Agribusiness Masterclass training.
This beginner-friendly online course introduces students to the fundamentals of Natural Language Processing (NLP) without coding through the Orange Data Mining platform. Designed for college-level students or early-career professionals with no programming background, the course simplifies text analytics using lecture videos paired with guided demonstrations.
Learners will explore key NLP topics such as text preprocessing, feature extraction, classification, sentiment analysis, clustering, and topic modeling through step-by-step demonstrations using Orange widgets and provided sample datasets. By following along with each guided lecture, they will build confidence in creating basic NLP workflows, gain practical experience, and develop the ability to interpret results from machine learning models and visualizations within the Orange platform.
Participants are required to download the Orange Data Mining software and use preloaded datasets provided in the course. A 25-item multiple-choice quiz will assess their understanding across all topics covered.
