In its fourth edition, Ravi P. Agrahari's bestselling book is now available for the first time as complete Courseware on Environment, Agriculture and Disaster Management. It is fully updated for UPSC Prelims and Mains. The content is organised, easy to read, and includes author-curated conceptual videos, infographics, flowcharts, diagrams, mind maps, and a full-colour eBook. Pedagogical features like Do You Know, Exam Pointer, and Quick Insights help improve understanding and exam readiness. It covers basic to advanced topics and is suitable for those without a science background. It stays up to date with new developments and includes a Future Bank QR code for ongoing learning within the book. Key Features: ? Updated & Complete Coverage- Fully aligned with the latest UPSC syllabus for Environment, Agriculture, and Disaster Management, enriched with infographics, diagrams, flowcharts, and mind maps for swift comprehension and better retention. ? Integrated Learning Support- Access to 100+ author-curated videos along with a full-colour eBook to simplify complex topics and reinforce conceptual clarity. ? Holistic Teaching Approach-Special learning aids such as Do You Know, Exam Pointer, and Quick Insights sections are designed to strengthen understanding and sharpen exam focus. ? Practice-Ready Content- Includes 2 computer-based practice tests (CBT) to assess preparedness and boost exam performance. ? Solved Prelims PYQs- Unit-wise coverage of the last 13 years? Prelims questions, complete with detailed explanations and answer keys. ? Solved Mains PYQs- Features author-curated model answers for Mains (2023?2025) in the book, with 2013?2022 answers available via McGraw-Hill?s Edge platform. ? Future Bank QR Access- Ensures continuous learning through regular updates and topic-specific expert insights directly from the author.