1. Bioremediation of pulp and paper mill effluent by selected microorganisms. 12- 14th April BIOVISON 2016 in Lyon, France. Fondation Pour l’Université de Lyon, organizer of BIOVISION- Lyon, France
2. Microbial fuel cell: an approach of sewage treatment with power generation, 3 – 7 Jan, 2013, 100th Indian Science Congress Organized by Calcutta University, Kolkata and Indian Science Congress Association, Kolkata
3. Appliance of electron beam technology for disinfection of sewage water to minimize public health risks, 3 – 7 Jan, 2013, 100th Indian Science Congress Organized by Calcutta University, Kolkata and Indian Science Congress Association, Kolkata
4. Generation of Electricity Using Biocathode Microbial Fuel cell from Sewage, 10-11th October 2012, National Conference on Chemistry for Sustainable Development. Organized by Department of Chemistry, GITAM Institute of Science, GITAM
5. Assessment of Sewage Microflora: Sewage Treatment and Challenges Ahead”. 17 & 18th March, 2012, In national Seminar on Climate Change and sustainable Management of water Resources (CCWR-2012), Organized by Department of Environmental Science, GITAM University
6. A comparative study of physico-chemical and biological analysis of sewage water at some selected sewage discharge points along the coast of Visakhapatnam. 14-16 Nov 2011, In national Seminar Andhra Pradesh Science Congress organized Andhra Pradesh Akademi of Science & GITAM University, Visakhapatnam
7. Sewage Water by Radiation Technology, 23rd & 24th Dec 2011, In International Conferences on Effects of Emissions & Effluents on Environment, Organized by Engineering Chemistry, Andhra University, Visakhapatnam
8. Reduction of BOD & COD from Sewage Water by Radiation Technology, 3 – 7 Jan, 201198th Indian Science Congress Organized by SRM University, Chennai and Indian Science Congress Association, Kolkata
9. Distribution of Arbuscular Mycorrhizae (AMs) In Some Selected Soils 0f Visakhapatnam: A Case Study, 3 – 7 Jan, 2011, 98th Indian Science Congress Organized by SRM University, Chennai and Indian Science Congress Association, Kolkata
10. Disinfection of sewage by electron beam radiation, 13 -15 , Dec,2010, NAARI International conference (NIC) Organized by National Association for application of radiation & radioisotopes in Industry, Mumbai
11. Evaluation of Groundwater Quality in the vicinity of some salt pans in around Visakhapatnam – a case study, 10 – 12 Dec, 2010International Conference – Energy, Environment and Development: from Stockholm to Copenhagen and beyond (ICEED – 2010) Organized by Dept. of Environmental Sciences, Sambalpur University, Sambalpur, Orissa
12. Chlorpyrifos Pesticide Toxicity on Liver Glycogen, Lipids, Proteins Alkaline Phosphate And Erythrocyte Sedimentation Rate In Fresh Water Fish Channa Punctatus, February 18th 19th and 20th 2010. National Seminar on “Aquatic Toxicology and Biodiversity” organized by Dept. of Zoology, ANU University. Guntur. AP
13. Prevalence of Keratinophilic Fungi From Both Sewage Contaminated Sand Soils And Sand Pits Along The Coast Of Visakhapatnam: A Case Study, January 22-24, 2009, National Seminar on Recent Advances in Molecular Microbiology and Microbial technology” organized by Dept. of Microbiology, Kakatiya University. Warangal. AP
14. Eco-Friendly Disposal of Feather And Hair Waste By Chrysosporium Tropicum – A Potent Keratinophilic Fungus, December 17th - 19th 2009, International Conference on Recent Advances in Environmental Protection (RAEP-2009) organized by St. Johns College Agra, UP, INDIA
15. Status of Hygiene in School Children With Respect to Incidence of Dermatophytes in Governmental School Soils of Visakhapatnam, March 27 2008, International Conference on Sustainable Environmental Sanitation and Water Resources During New Mellennium, jointly organized by Dept. of Environmental Studies, GITAM University, AP, INDIA, Bharathi Theertha, Naperville, IL, USA and India Development Coalition of America, Oakbrook, IL, USA
16. A Case Study of Drinking Water Quality Assessment in both Some selected Pilgrim center and Tourist Spots in Visakhapatnam, March 27 2008, International Conference on Sustainable Environmental Sanitation and Water Resources During New Mellennium, jointly organized by Dept. of Environmental Studies, GITAM University, AP, INDIA, Bharathi Theertha, Naperville, IL, USA and India Development Coalition of America, Oakbrook, IL, USA