• 2018: MALVIYA MEMORIAL SENIOR FACULTY AWARD
• 1990-1991 AWARDED DBT ASSOCIATESHIP
• 1983-1985: SENIOR RESEARCH FELLOWSHIP
• 1981-1983: JUNIOR RESEARCH FELLOWSHIP
• 1972-1979 NATIONAL MERIT SCHOLARSHIP
• EXTERNAL VISITS-RESEARCH AND ACADEMIC PURPOSES
• POST DOCTORAL SCIENTIST BAT I-GBF, BRAUNSCHWEIG, GERMANY, 1992-1994
• VISITING PROFESSOR, IDEC, HIROSHIMA UNIVERSITY, JAPAN, 2011.
• VISITING SCIENTIST, PASCAL INSTITUTE, CLERMONT-FERRAND, FRANCE, JUNE, 2017.
• 4VISITING SCIENTIST, UNIVERSITY OF CALGARY, AUGUST, 2017.
• VISITING SCIENTIST, SWISS FEDERAL INSTITUTE OF TECHNOLOGY LAUSANNE (EPFL), LAUSANNE, SWITZERLAND, NOVEMBER, 2017.
• MEMBER OF VISITING TEAM: INDO-US RESEARCH PROJECT ON CLEAN ENERGY AND WATER RESEARCH-21TH CENTURY KNOWLEDGE INITIATIVES 3RD CYCLE-MISSISSIPPI STATE UNIVERSITY, APRIL, 2017,
• MEMBER OF VISITING TEAM: INDO-US RESEARCH PROJECT ON CLEAN ENERGY AND WATER RESEARCH-21TH CENTURY KNOWLEDGE INITIATIVES 3RD CYCLE-MISSISSIPPI STATE UNIVERSITY, FEBRUARY, 2016.
• INDO-ITALIAN BILATERAL MEETING ORGANIZED BY INDO-ITALIAN CHAMBER OF COMMERCE AND INDUSTRIES ON BIOTECHNOLOGY, LIFE SCIENCES AND ENVIRONMENTAL SCIENCES, INDIAN SCIENTIFIC RESEARCHERS’ DELEGATION TO CALABRIA, ITALY, 19-24 APRIL 2015.
• INDO-SWEDISH BILATERAL MEETING ON BIOECONOMY AND BIOREFINERY PROCESSES ORGANIZED BY DEPARTMENT OF SCIENCE AND TECHNOLOGY, GOVT. OF INDIA, AUGUST 20-21, 2014.
• INDO-US PROGRAM ON ENVIRONMENTAL AND OCCUPATIONAL HEALTH-CENTRE FOR DISEASES CONTROL AND PREVENTION, ATLANTA, USA, ORGANIZED BY INDIAN COUNCIL OF MEDICAL RESEARCH AND MINISTRY OF HEALTH, GOVT. OF INDIA. JULY 12-17, 2010.
• SAHYOG TWINNING WORKSHOP ON 28-29 OCTOBER 2013 IN UTRECHT, NETHERLANDS.
• INDO-FINNISH WORKSHOP ARRANGED BY DBT, GOVT. OF INDIA, HELSINKI, FINLAND.
• INDO-EU MEETING ON ERASMUS MUNDUS, VENICE, ITALY-DEC. 3-7, 2010
• INDO-EU MEETING ON ERASMUS MUNDUS, GRAZE, AUSTRIA, MARCH 28-31, 2010.
• VISITING PROFESSOR/FELLOW-UNIVERSITY OF TECHNOLOGY SYDNEY, AUSTRALIA, JUNE 2020-AWAITED DUE TO COVID-19.
• OTHER SIGNIFICANT ACHIEVEMENTS
• NATIONAL INSTITUTE OF ANIMAL WELFARE, MINISTRY OF ENVIRONMENT, FOREST AND CLIMATE CHANGE- PREPARED TECHNICAL AND FINANCIAL BIDS AND DOCUMENTS FOR TRANSFER OF NIAW ACADEMIC PROGRAMME TO JNU, NEW DELHI.
• ENVIS PROGRAMME, MINISTRY OF ENVIRONMENT, FOREST AND CLIMATE CHANGE, PLAYED ACTIVE ROLE IN REVIVAL OF ENVIS PROGRAMME IN SES, JNU, CLOSED EARLIER.
• UGC-SAP-DSAII PROGRAMME- PLAYED ACTIVE ROLE IN REVIVAL OF UGC PROGRAMME IN SES, JNU, CLOSED EARLIER.
• JAPAN INTERNATIONAL COLLABORATION AGENCY PROGRAMME ON INVENTORY AND DATA GENERATION ON PERSISTENT ORGANIC POLLUTANTS (POPS) AND DIOXIN-LIKE COMPOUNDS IN THE ENVIRONMENT.
• OTHER INFRASTRUCTURE DEVELOPMENT IN THE SCHOOL OF ENVIRONMENTAL SCIENCES, JNU, NEW DELHI.
• ADMINISTRATIVE WORK EFFECTIVELY AND EFFICIENTLY IN HOTEL SYSTEM IN JNU, NEW DELHI AS WARDEN, PROVOST AND ASSOCIATE DEAN OF STUDENTS.
• ADMINISTRATIVE DECISION AS WARDEN AND PROVOST- SOLVED SEVERAL PROBLEMS, COMMITTEE MEMBERS OF JNU, NEW DELHI.