TY  - BOOK
AU  - Trivedi, P R
TI  - Encyclopaedia of environment, pollution, planning and conservation
SN  - 8176480002
CY  - New Delhi
KW  - Ecosystem
KW  - Encyclopaedia - environmental pollution
KW  - Environment
KW  - Natural resources
N1  - Contents : V.1 State of India's environment - V.2 Environmental impact assessment - V.3 Natural resources conservation - V.4 Ecology and environment - V.5 Environmental education - V.6 Environmental pollution and control
ER  -