TY  - GEN
AU  - Nachiketa, Neeraj.
TI  - Environment and ecology : a dynamic approach
SN  - 9789391061937
PY  - 2021///
CY  - New Delhi.
PB  - G. K. Publications.
KW  - UPSC civil service examination
KW  - Environment
KW  - Ecology
KW  - UN Conferences on Environment
KW  - Sustainable Development
KW  - Biological Diversity
ER  -