UPSC CSE Success in Prelims (SIP+) 2026 – Environment & Ecology is a comprehensive and exam-focused book specially designed for aspirants preparing for UPSC Civil Services Examination (CSE) Prelims 2026. This book covers both static concepts and current affairs integration, ensuring complete preparation for one of the most important and dynamic sections of the UPSC examination. Prepared by StudyIQ, this edition is structured strictly as per the latest UPSC pattern and trend analysis, helping aspirants master conceptual clarity as well as application-based MCQs.