1. Global Centre for Environmental Remediation (GCER), College of Engineering Science and Environment, University of Newcastle, ATC Building, Callaghan, New South Wales 2308, Australia
2. Cooperative Research Centre for Contamination Assessment and Remediation of Environment (CRC CARE), University of Newcastle, ATC Building, Callaghan, New South Wales 2308, Australia
3. Department of Environmental and Water Resources Engineering, School of Civil Engineering, Vellore Institute of Technology, Vellore 632014, India
4. Formerly Department of Microbiology, Sri Krishnadevaraya University, Anantapuramu 515003, India