From 2002 until 2005, he was the Chairman of the National Steering Committee (which consisted of ten high level expert members) for Tropical Soil Biology and Fertility programmes sponsored by TSBF, Nairobi, UNEP, MoEF, (Govt. of India), Jawaharlal Nehru University, New Delhi on "Conservation and Sustainable Management for Below Ground Bio-diversity" operating at multiple centers and also contributed to the second phase of the programme from 2007 until 2009. Dash was the Chairman, Expert Committee (that consisted of 11 members) for Environmental clearance to the Thermal Power Plants set up by Ministry of Environment and Forests (MoEF notification No. S.O.-319(E)) from April, 1997 to 2008 by Government of Orissa, Bhubaneswar. He was the Chairman of the visiting team of National Assessment and Accreditation Council (UGC), Bangalore to Colleges and Universities – from 2002–2007. He has led over 15 major research projects in Ecology and Environmental Sciences, EIA & EMP etc. sponsored by variety of national and international institutions such as Smithsonian, USA, World Bank, UGC & CSIR, New Delhi, MoEF, New Delhi, Govt. of Orissa. Dash has been an expert advisor to the "House Committee on Environment" of Orissa Legislative Assembly, Government of Orissa since 2005. Dash has also consulted widely by the industry especially on environment matters (EIA, EMP, Environmental Law). Dash has published more than 200 peer reviewed scientific papers and authored more than 17 books and numerous book chapters for leading publishers across the world such as Cambridge University Press UK, Academic Press USA, Macmillan India and Tata McGraw Hill, India. Dash was awarded by the State Government of the Orissa in 1991 its highest scientific honour (Samanta Chandrasekhar Award) for his seminal contributions of life sciences research. He is a fellow of Fellow, National Academy of Science (Allahabad), India and a Fellow, National Institute of Ecology (New Delhi), India. Two species of Indian earthworms have been named after him for his contribution to the field of vermitechnology. Dash, M.C. 1979. Consumers in "Grassland Ecosystems of the World" (Ed. T.T. Coupland), Cambridge University Press, U.K. 609.653 p. Dash, M.C. (co-author), 1980. Decomposer Subsystems. In "Grassland Systems Analysis and Man".