1. Bioremediation Lab, Environmental Science, Department of Botany, Banaras Hindu University, Varanasi, India
2. Department of Environmental Microbiology, Babasaheb Bhimrao Ambedkar University, Lucknow, India
3. School of Studies in Earth Science, Vikram University, Ujjain, India
4. M P Singh Lab of Coal & Organic Petrology, Centre of Advanced Study in Geology, Banaras Hindu University, Varanasi, India