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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Centre for Climate Research Singapore Deputy Director Dr. Aurel Moise Visits UP IESM and CHI Lab

The UP Institute of Environmental Science and Meteorology (UP IESM) and the Climate and High-Impact Weather Laboratory (CHI Lab) recently welcomed Dr. Aurel Moise, Deputy Director of the Department of Climate Research at the Centre for Climate Research Singapore (CCRS). During the visit, Dr. Moise shared an overview of CCRS’s climate research initiatives, including climate prediction, the use of the…
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Dr. Delfino Participates in Asia Summer School and ASEAN Climate and Health Research Forum

Dr. Rafaela Jane Delfino of the UP Diliman Institute of Environmental Science and Meteorology participated in the Asia Summer School on Time-series Regression for Public Health, and ASEAN Climate and Health Research Forum, held from 13 to 17 July 2026 at The University of Tokyo, Bunkyo City, Tokyo, Japan. The five-day programme introduced participants to statistical methods for examining the…
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Weathernews and WNI WxBunka Foundation Hold Weather Marketing Seminar at IESM

Weathernews Inc. and the WNI WxBunka Foundation organized the Weather Marketing Seminar: Weather Business Market in the World on 29 July 2026, with the UP Institute of Environmental Science and Meteorology serving as host. Held at the IESM Auditorium and online via Zoom, the seminar introduced students to the growing role of meteorology and weather information in business and society.…
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IESM welcomes Dr. Jolejole as 2026 DOST Balik Scientist

The Institute of Environmental Science and Meteorology welcomes Dr. Ed Jolejole as a Balik Scientist under the Department of Science and Technology Balik Scientist Program. Dr. Jolejole will be hosted by the Environmental Pollution Studies Laboratory, headed by Dr. Mylene Cayetano, from July 17, 2026 to January 29, 2027. Dr. Jolejole earned an MS in Environmental Science from IESM in…
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Survey documents high plant diversity in Cavite’s last natural lowland forest

A vegetation survey of the Mts. Palay-palay-Mataas-na-Gulod Protected Landscape documented 294 plant morpho-species, including 42 Philippine endemic species and 31 threatened species. The protected landscape is the last remaining natural lowland forest in Cavite and serves as an ecological refuge near Metro Manila. The study assessed plant communities along four transects using the national Biodiversity Assessment and Monitoring Systems framework.…
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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:



