The following new chapters are added

Environmental Policy, Legislation, Rules and Regulations

- Environmental Impact Assessment (EIA) and Environmental Management Plan (EMP)

- Technological Solutions for Pollution Control is added

- Towards Sustainable Future

Following new topics are added in chapters

- Thermal and Nuclear pollutions are added in "Environmental Pollution & Control" chapter

- Global Efforts are added in "Global Environmental Problems" chapter

Other salient features:

- Review questions are provided after each chapter

New concepts like green buildings, clean development machanism for sustainable development. Green belt, rain water harvesting and remote sensing and GIS in Environmental studies are discussed