Mahidol is the world's 31st, Asia's fourth and Thailand's No 1 university in the University of Indonesia's 2013 Green Metric World University Ranking.
Prof Ratchata Ratchatanawin, president of Mahidol, said his institution was named one of the world’s most environmentally friendly universities.
Of the 301 universities included in the survey, Mahidol was among the top scorers, winning 6,370 points for location, infrastructure, energy and climate-change management, garbage management, water usage, transport system management and education.
In 2012, Mahidol was ranked 36th in the world, 11th in Asia and No 1 in Thailand.
Ratchata said Mahidol aims to be an “eco university” under its “Mahidol Sustainable University” concept by 2016.
Besides maintaining a good environmental management system, Mahidol also focuses on the importance of becoming “sustainably green” by promoting the use of trams and bicycles, campaigning for the separation of trash, prohibiting the use of styrofoam and encouraging effective use of electricity, water, gasoline and natural resources.
Other Thai universities in the survey were King Mongkut’s University of Technology Thonburi (39), Maha Sarakham (49), Chulalongkorn (50), Mae Fah Luang (53), Kasetsart (56), Thammasat (68), Suranaree University of Technology (75), Bangkok (77), Mae Jo (194), Naresuan (198), King Mongkut’s University of Technology North Bangkok (234) and Burapha (268).