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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DENR-EMB Deploys Air Quality Monitoring System at UP IESM for Five-Year Urban Study
The Environmental Management Bureau’s Environmental Research and Laboratory Services Division (EMB-ERLSD) has deployed advanced air quality monitoring equipment at the UP Institute of Environmental Science and Meteorology (IESM) in Diliman, Quezon City. The installation is part of a five-year urban air monitoring initiative launched in April 2026. It supports long-term data generation on particulate matter, persistent organic pollutants, gases, volatile…
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Thesis Proposal of Anselmo Quitco
The thesis proposal of Mr. Anselmo P. Quitco will be on Wednesday, 03 June 2026, 10:00 AM via Zoom. His paper is titled “Trophic Impacts and Invasion Ecology of Black-Chinned Tilapia (Sarotherodon melanotheron) in the Anthropized Estuarine Systems of Manila Bay using EcoPath“. Thesis Proposal Committee:
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WCSSP Southeast Asia and DOST-PAGASA representatives visit IESM for exploratory meeting
Researchers from the Department of Science and Technology-Philippine Atmospheric, Geophysical and Astronomical Services Administration (DOST-PAGASA), together with representatives of the Weather and Climate Science for Service Partnership (WCSSP) Southeast Asia project, visited the Institute of Environmental Science and Meteorology (IESM) on 14 March 2026 for a courtesy visit and exploratory meeting. The visitors included Jehan Panti-Chua, Weather Specialist II, and…
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IESM faculty, alumni, and students join PMS leadership for 2026–2027
Several members of the IESM community are serving in the 2026–2027 leadership of the Philippine Meteorological Society (PMS), following the Society’s General Assembly held from 9:00 a.m. to 12:00 noon on 27 March 2026, where elections for the Board of Trustees were also conducted. IESM faculty members Dr. Bernard Alan Racoma and Dr. Gerry Bagtasa continue their terms as members…
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Meteorological Masterclass: Extreme Weather During the Hot and Dry Season
Stay informed and join the conversation on weather, climate, and community resilience. As extreme heat continues to impact daily life across the country, the Philippine Meteorological Society, Inc., together with the University of the Philippines – Institute of Environmental Science and Meteorology (UP-IESM) and the CLSU Atmospheric Society – ATMOS, invites everyone to the Meteorological Masterclass for the March–April–May Season.…
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Dr. Mylene G. Cayetano Presents on Digital Tools for Air Pollution at ASEAN Workshop
Dr. Mylene G. Cayetano of the Institute of Environmental Science and Meteorology (IESM), University of the Philippines Diliman, served as a speaker at the Capacity-Building Workshop on Technology-driven Solutions for Air Pollution under the Clean Air for Sustainable ASEAN (CASA) project, held on 13 to 14 May 2026 in Cebu, Philippines. CASA is an ASEAN cooperation project supported by the…