The book discusses an approach to understand the rolesof participants in the environmental impacts assessment processes. The discussions in this book generally follow the EIA process in India, in Asia, and also of USA. The book also discussesthe background of the EIA, sustainability and development, overseas and transboundary environmental concerns in brief. This book is process oriented and the topic of this book provides a various approaches to understand and work with the EIS and EIA effectively. It describes how to manage EIA process and its preparation, how to involve the public in a greater way, and how to write and review the EIAs. Guidelines and regulations have also been provides which is the basic requirements to prepare at EIA. This book will certain be helpful to the project proponents, consultants, EIA team, ecologists. Geomorphologists, geologists, hydrologists, lawyers, scientists, administrators and and to all those who wants to play a significant role in the process of environmental impact assessment.