ENVIRONMENT HISTORICAL PERSPECTIVE OF ENVIRONMENT AND POLLUTION CONSTITUTIONAL PROVISIONS AND PROTECTION OF ENVIRONMET THE ENVIRONMENT (PROTECTION) ACT 1986 THE WATER (PREVENTION & CONTROL OF POLLUTION) ACT 1974 THE AIR (PREVENTION AND CONTROL OF POLLUTION) ACT, 1981 NOISE POLLUTION FORESTS AND GREENERY WILDLIFE PROTECTION INTERNATIONAL REGIME PREVENTION OF CRUELTY TO ANIMALS ENVIRONMENTAL IMPACT ASSESSMENT ENVIRONMENT PROTECTION THROUGH DELEGATED LEGISLATION