Environment Ecology Book by Shankar IAS Academy McGraw Hill (Edition 2025)

Complete Environment and Ecology book for UPSC exam covering biodiversity climate change conservation topics and previous year questions for prelims preparation.

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Best Environment book for UPSC preparation. यह किताब ecology biodiversity और climate change topics को detail में समझाती है. previous year questions के साथ prelims के लिए बहुत उपयोगी है.

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