The second revised and updated edition of ecology and Environment - a dynamic approach by Neeraj nachiketa is in your hands. This Hindi edition is segmented into 5 units and in the end of the units, questions from the previous Year’s exams are given along with practice papers having multiple choice questions for assessment. This book has been thoroughly updated with all the recent developments in the field of ecology and Environment. With each passing day the topic of environment and Ecology is gaining importance due to global climatic changes, carbon emissions, deforestation, Arctic and Antarctic melting, heat waves, erratic monsoons etc. Hence it is imperative that aspirants of UPSC and State Public Service Commission examinations have a holistic understanding of the issues involved. Salient Features: Updated with all recent ecological and Environmental developments. Comprises of previous year questions with answers. Practice MCQs for personal assessment. As per the latest UPSC-civil services guidelines and exam pattern.