Welcome to the Institute of Environmental Science & Meteorology
Established in 2003, The Institute of Environmental Science & Meteorology, or IESM, is an academic unit of the College of Science in the University of the Philippines, Diliman.
IESM is committed to providing top-tier education in environmental and atmospheric sciences, equipping graduate students with the knowledge and skills needed to address environmental challenges in the Philippines and beyond.
IESM is a hub for innovative research in environmental science and meteorology, leading studies that advance our understanding of climate, weather systems, and sustainable development, both regionally and globally.
IESM plays a vital role in supporting national and regional efforts to mitigate environmental risks, offering expert guidance, and collaborating with government agencies and the public to enhance public safety and environmental stewardship.
News and Announcements
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Thesis Proposal of Chinee Grace Anne Dela Cruz
The thesis proposal of Ms. Chinee Grace Anne P. Dela Cruz will be on Thursday, 23 July 2026, 10:00 AMvia Zoom. Her paper is titled “Assessing the Role of Fish Ecology in Pollutant Exposure: Investigating Microplastic Presence in Commercially Sold Fish from Laguna De Bay and its Connection with Fish Feeding Habits“. Thesis Proposal Committee:
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Seminar: Weather Business Market in the World
The UP Institute of Environmental Science and Meteorology (UP IESM), in partnership with Weathernews Inc. and the WNI WxBunka Foundation, invites you to the Weather Marketing Seminar with the theme: Weather Business Market in the World The seminar will explore how weather and climate information support business, innovation, and decision-making across different industries. Participants will also gain insights into global weather…
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Dissertation Proposal of Matthew Louis Rutledge
The dissertation proposal of Mr. Matthew Louis Rutledge will be on Wednesday, 22 July 2026, 2:00 PMat IESM Auditorium, IESM Building (hybrid). His paper is itled “Triangulating Titanic Turtles: Species Distribution Modeling and Habitat Suitability Analysis of the Leatherback Turtle, Dermochelys coriacea, in the Philippines“. Dissertation Proposal Committee:
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Socioeconomic conditions shape conservation participation in Lagonoy Natural Biotic Area
Community participation in conservation is shaped not only by environmental awareness but also by household livelihood conditions, according to a study on the Lagonoy Natural Biotic Area (LNBA) in Camarines Sur. The study, authored by Dr. Enrico Replan, assistant professor at the Institute of Environmental Science and Meteorology (IESM), UP Diliman, and Dr. Leonardo M. Florece of UP Los Baños,…
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Human Disturbance Linked to Shifts in Forest Structure and Species Composition in Lagonoy
Dr. Enrico Replan, assistant professor at the Institute of Environmental Science and Meteorology (IESM), College of Science, University of the Philippines Diliman, published a study on how forest structure and plant species composition vary across disturbance gradients in the Lagonoy Natural Biotic Area in Camarines Sur. The article, titled “Forest structure and species composition along disturbance gradients in a Philippine…
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Two IESM Faculty Members Receive 2026 NAST Outstanding Young Scientist Awards
Dr. Mayzonee V. Ligaray and Dr. Rafaela Jane P. Delfino of the Institute of Environmental Science and Meteorology (IESM), University of the Philippines Diliman, have been named recipients of the 2026 Outstanding Young Scientist Awards by the National Academy of Science and Technology, Philippines (NAST PHL). Dr. Ligaray received the award in Environmental Science and Engineering, while Dr. Delfino was…