1. Bioremediation Lab, Environmental Science, Department of Botany, Centre of Advanced Study, Banaras Hindu University, Varanasi, India
2. Department of Environmental Microbiology, B B Ambedkar University, Lucknow, India
3. MPS Lab of Coal and Organic Petrology, Department of Geology, Centre of Advanced Study, Banaras Hindu University, Varanasi, India
4. School of Studies in Earth Science, Vikram University, Ujjain, India