Professor
School of Environmental Sciences
Jawaharlal Nehru University
New Delhi 110067 India
| May 19-23, 2015 | To deliver an invited talk entitled “Biochar- a low cost Green Adsorbent Developed from Biomass Fast Pyrolysis: Applications in Water and Wastewater Treatment in an international conference on “Soild Waste 2015” at Hong Kong organized by Hong Kong Baptist University, also, chaired a session in the above conference. |
| Feb 10-13, 2015 | To deliver an invited talk in the Workshop entitled Biochar: Research and Implementation, at Soil Sciences Department, College of Food and Agriculture Sciences, King Saud University,Riyadh, Saudi Arabia |
| Oct 05-08, 2014 | To deliver an invited talk in the 2nd International Conference on Contaminated Land, Ecological Assessment and Remediation (CLEAR) 2014, Chuncheon, Korea, Oct. 5-8, 2014 |
| Dec 23, 2013-Jan 06, 2014 | Visiting Professor to carryout research work under Indo-Sri Lankan Joined project entitled "Development of Rice and Tea residues-derived chars as effective green materials for adsorptive stabilization of pesticides in soil and water systems" sanctioned by Department of Science and Technology (DST), India at the Institute of Fundamental Studies, Kandy, Sri Lanka |
| Dec. 13th-15th, 2012 | Member of the Indian Delegation and deliver an invited talk in the Joint Taiwan-India Workshop on Nanotechnology: Environment, Health and Safety (Nano-EHS), Dec. 13-15, 2012 at Grand hotel, Taipei, Taiwan. |
| Sep 16th -20th , 2012 | To deliver an invited talk in The 4th International Biochar Congress organized by China Agricultural University at Friendship Hotel, Beijing, China |
| Dec 8th -17th 2011 | Visiting Professor to deliver lectures at Environmental Remediation and Restoration Laboratory, Kangwon National University, Korea , and also to deliver invited talks in International Symposium on Biochar organized by the Biochar Research Center (BRC) at Kangwon National University, Korea |
| Jan 24th,2005-Jan 24th,2007 | To work as Post-Doctoral Research Associate at Chemistry Department, Mississippi State University,Mississippi State, MS 39762, USA |
| Sep. 1997–July 1999 | Post-Doctoral Research Associate at Department of Energy & Geo-Environmental Engineering, Penn State Univ., University Park, State College, PA, USA |
| April 1997-July 1997 | Visiting Professor at Facultad de Ciencias Químicas, Universidad Autónoma San Luis Potosí,México |