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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IESM Faculty Attend NRCP 2026 Annual Scientific Conference and 93rd General Membership Assembly
Faculty members from the Institute of Environmental Science and Meteorology (IESM), University of the Philippines Diliman, attend the 2026 Annual Scientific Conference (ASC) of the DOST National Research Council of the Philippines (NRCP) on 13 March 2026 at the Philippine International Convention Center in Pasay City. The conference, themed “Transdisciplinary Capacity Building and Ethical Research
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IESM Faculty Participate in Better Air Quality 2026 Conference in Bangkok
Dr. Gerry Bagtasa and Dr. Mylene Cayetano of the Institute of Environmental Science and Meteorology (IESM), University of the Philippines Diliman, are participating in the 12th Better Air Quality (BAQ 2026) Conference currently being held on 11–13 March 2026 at the United Nations Conference Centre in Bangkok, Thailand. Organized by Clean Air Asia with partners
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Thesis Proposal of Mark Daen
The Thesis Proposal of Mark H. Daen will be on Friday, 20 March 2026, at 9:00 AM at the IESM Auditorium, IESM building (hybrid). His paper is entitled “Characterization of Northeast Monsoon’s Diurnal Precipitation Cycle along the Eastern Philippines”. Thesis Proposal Committee:
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IESM MS Student Elaine Claire Macaspac Receives WTA Labs Research Grant for Study on Water Inequality in Tawi-Tawi
Elaine Claire Macaspac, a Master of Science in Environmental Science student at the Institute of Environmental Science and Meteorology (IESM), University of the Philippines Diliman, has been awarded a research grant under the WTA Labs Research Grants Program 2026. Macaspac is the main applicant of the project, with Dr. Mayzonee Ligaray of IESM serving as
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WNI WxBUNKA Foundation Representatives Visit IESM to Discuss Satellite Data Contest and Collaborative Activities
Representatives from Weathernews Inc. (WNI) visited the Institute of Environmental Science and Meteorology (IESM), University of the Philippines Diliman, on 4 March 2026 for a meeting with IESM officials and faculty members. The delegation—Adonis Manzan, Hirokazu Koro, and Chihito Kusabiraki—visited in representation of the WNI WxBUNKA Foundation, an initiative that supports collaboration and knowledge exchange
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Candidacy Examination of Krishna Santos
The Candidacy Examination of Ms. Krishna E. Santos will be on Thursday, 19 March 2026, at 1:00 PM via Zoom. Her paper is entitled “Brown Carbon and Biomass Burning in the Philippines: A Decade of Satellite and Ground-Based Evidence (2012-2022)”. Examination Committee: