- Indo-Japan Joint Workshop on Frontiers in Analytical & Applied Pyrolysis for Energy & Environment (FAAPEE-2024) during 26-27 February 2024 at IIT Madras
- International Conference on Emerging Trends and Innovations in Biotechnology 2023 during 30 November to 3 December 2023 at MACFAST, Tiruvalla
- NHBT-2023 during 26-29 November 2023 at CSIR-NIIST, Trivandrum
- 2nd International Conference on Advances and Innovations in Biotechnology for Sustainable Bioresources and Bioeconomy (AI-BSBB 2023) during 22-25 November 2023 at AKS College, Satna
- International Conference on Biotechnology, Sustainable Bioresources and Bioeconomy (BSBB 2022) during 7-11 December 2022 at IIT, Guwahati
- 3rd International Conference for Bioresource Technology for Bioenergy, Bioproducts & Environmental Sustainability (Session on Waste Biorefinery and Biohydrogen), May 17-19, 2021
- International Conference on Biotechnology for Sustainable Agriculture, Environment and Health (BSAEH-2021), MNIT, Jaipur, April 4-8, 2021
- New Horizons in Biotechnology (NHBT 2015), Thiruvananthapuram, India, November 22-25, 2015
- International Conference on Emerging Trends in Biotechnology (ICETB-2014), Jawaharlal Nehru University, New Delhi, November 6-9, 2014
- 5th IUPAC International Conference on Green Chemistry, Durban, South Africa, August 17-21, 2014
- International Conference on Advances in Biotechnology and Bioinformatics (ICABB 2013), Dr. D. Y. Patil Vidyapeeth (Deemed University), Pune, India, 25-27 November 2013
- 7th International Symposium on Feedstock Recycling of Polymeric Materials, India Habitat Centre, New Delhi, India, October 23-26, 2013
- International Conference on Industrial biotechnology, Punjabi University, Patiala, India, 21-23 November 2012
- 2nd International Indo-German Symposium on Green chemistry and catalysis for sustainable development, Mumbai, India, 29-31 October 2012
- International Conference on New Horizons in Biotechnology (NHBT), CSIR-National Interdisciplinary Institute of Science and Technology (NIIST), Trivandrum, India, 21-24 November 2011
- 6th International Symposium on Feedstock Recycling of Polymeric Materials (6th ISFR 2011), Toledo, Spain, 5-7 October 2011
- PACIFICHEM 2010, Hawaii, USA, 15-20 December 2010
- 5th International Symposium on Feedstock and Mechanical Recycling of Plastics (5th ISFR 2009), Sichuan, China, 11-14 October, 2009
- 4th International Symposium on Feedstock Recycling of Plastics and Other Innovative Techniques (4th ISFR 2007), Jeju island, Korea, 17-20 September 2007
- PACIFICHEM 2005, Hawaii, USA, 15-20 December 2005
- International Conference on Waste Plastics to Resources Technology, Industrial Technology Research Institute (ITRI/CESH), Taiwan, 8th December 2005
- 3rd International Symposium on Feedstock Recycling of Plastics and Other Innovative Techniques (3rd ISFR 2005) to be held in Karlsruhe, Germany during 25-29 September 2005
- International Symposium on Waste Plastics for Recycling and Reusing, ITRI/CESH, November 15, 2004, Hsinchu, Taiwan
- 10th APCChE Congress - Asian Pacific Confederation of Chemical Engineering, 17-21 October 2004, Kitakyushu, Japan
- Global Symposium on Recycling, Waste Treatment and Clean Technology (REWAS 2004), Madrid, Spain, 26-29 September 2004
- 13th Annual Research Conference of the Japan Society of Waste Management Experts (JSWME) to be held at Kyoto International Conference Hall, Kyoto during November 28-30, 2002
- 2nd International Symposium on Feedstock Recycling of Plastics and other Innovative Plastics Recycling Techniques, Ostend, Belgium, September 8-11, 2002
