Environmental Ecology, Biodiversity, Climate Change and Disaster Management by Ravi P. Agrahari in its second edition has been thoroughly revised to suit the needs of students appearing for UPSC Preliminary and Main examinations. With a systematically organised content, written in a lucid language and complimented with flow charts, diagrams and maps, this book offers its readers an apt understanding of the subject alongside accustoming them to the examination pattern. It covers all aspects of Environmental Ecology, Biodiversity and Climate Change from basic to advanced level making it easier for students from non-science background to comprehend and retain. This book is a readymade amalgamation of basic concepts intertwined with current developments in the various fields which makes it a ‘must-have’ for the UPSC aspirants. Salient Features: 1. All Topics aligned as per the previous examination trends 2. Covers 2013-2021 Mains Questions with Explanations in both Part A on Environment and Part B on Disaster Management 3. Dedicated section on PYQs from UPSC and other competitive examinations 4. Covers General issues and Current events of national and international importance on relevant topics picked upon thorough analysis of UPSC examinations pattern on the subject 5. Refresher List on Wildlife, Biosphere Reserves, Sanctuaries, Heritage sites and other relevant Lists from related statutes like Indian Wildlife (Protection) Act, 1972