Environment – 9/edition, 2022 – To help students in acquiring the essentials of the topic ‘environment’ during preparation for Civil Services Examination, Shankar IAS Academy has brought the book, ‘environment’. This book follows the paper pattern and syllabus given by Union Public Service Commission which conducts these examinations. The language of the book is simple and the content is engaging which ensures students face no trouble during studying. Plus the distinctive designing makes it easy to navigate and read. This bestseller book has sold over 30, 000 copies and is widely read by students. A team gooduseful source of highly experienced writers from Shankar IAS Academy have written this book and hence it is accurate and reliable. The updated syllabus of UPSC focuses a lot on environment. The geography Paper of the Civil Service Examination includes topics on environment and hence it is important for students to have thorough understanding of this topic. This book is completely dedicated on environment and covers all concepts and points. It focuses on topics like environmental ecology, bio-diversity and Climate change. Some of the topics discussed in the book include ecological pyramid and nutrient cycling, ecosystem rainforest, deciduous monsoon forest, Biome, bread basket region, food chain, primary consumer, food web, ecological pyramid, ecological explosion, ecotone, chemosynthesis, biogeochemical cycle, Miss sample, possibilism, stratosphere, biosphere, species types, nutritional eutrophication, acid rain, marble cancer, soil types, biogeographical realm, xerophytic, Nitrogen cycle, greenhouse gas, biodiversity hotspots, Ozone depletion, club of Rome, planktonic, biological magnification, young lakes, good Ozone and bio-diversity loss. Along with clear explanations the book gives adequate practice for students so that they can their knowledge and check their understandings. Shankar IAS Academy began its journey in the year 2004.