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 and Dr. Mylene Cayetano recognized at the 2026 Bantayog ng Lawa Awards

The Institute of Environmental Science and Meteorology (IESM), University of the Philippines Diliman, received two recognitions at the 3rd Bantayog ng Lawa Awards organized by the Laguna Lake Development Authority (LLDA) on 16 October 2026 at Novotel Manila Araneta City, Quezon City. IESM received the Bantayog Para sa Kaunlaran Award for its AI-SWAMP project, led by Mayzonee V. Ligaray, PhD,…
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Thesis Proposal of Mark Joseph William Ducusin

The thesis proposal of Mr. Mark Joseph William D. Ducusin will be on Friday, 13 November 2026, 10:00 AM via Zoom. His paper is titled “Tropical Cyclone Hazards and their Impacts on Disaster Risk Reduction Infrastructure and Population in the Philippines“. Thesis Proposal Committee:
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Thesis Proposal of Thed Dominic Ramos

The thesis proposal of Mr. Thed Dominic M. Ramos will be on Friday, 06 November 2026, 10:00 AM via Zoom. His paper is titled “Characterizing Long-term Trends and ENSO-related Variability of Reference Evapotranspiration and its Meteorological Controls Across Luzon, Philippines“. Thesis Proposal Committee:
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Thesis Proposal of Ivann Carlo Danao

The thesis proposal of Mr. Ivann Carlo S. Danao will be on Wednesday, 04 November 2026, 9:00 AM via Zoom. His paper is titled “Analysis of the Seasonal Size-Intensity Relationship Among Tropical Cyclones in the Philippine Area of Responsibility“. Thesis Proposal Committee:
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Thesis Proposal of Gabriel Mesina

The thesis proposal of Mr. Gabriel T. Mesina will be on Monday, 26 October 2026, 11:00 AM via Zoom. His paper is titled “Assessment of Meteorological Factors Associated with Tropical Cyclone Induced Rice Damage Using Remotely Sensed Vegetation Indices in the Cagayan Valley“. Thesis Proposal Committee:
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IESM student presents marine mammal stranding study at 2026 Biodiversity Science Forum

Kisha Pungsayan, an MS Environmental Science student at the Institute of Environmental Science and Meteorology (IESM), presented research on marine mammal strandings at the 2026 Biodiversity Science Forum organized by the ASEAN Centre for Biodiversity in Kuala Lumpur, Malaysia, from 30 September to 1 October 2026. The study, titled “Remote sensing-based biodiversity indicators of marine mammal strandings in Lingayen Gulf…



