Courses by Open University of Sri Lanka / Courses in Sri Lanka / Online ApplicationsM.Sc. in Environmental Science 2017 / 2018 – Open University of Sri Lanka September 20, 2017 Closing Date – 2017-October-16 Advertisement English Edition Preview Brochure English Edition Preview Download Advertisement (English Edition) Download Brochure (English Edition) Apply Online Instructions to Candidates Contact Numbers : 011-2881456 / 011-2881423 Source – Sunday Observer (2017.09.17) / Open University of Sri Lanka Official Website