The Unseen Enemies: Dust, Smoke & Noise in Our Ecosystem explores the critical environmental issues that affect the health of our planet and all living beings. The book focuses on three primary pollutants dust, smoke, and noise highlighting their sources, effects, and interconnected impact on ecosystems. It presents a holistic approach to understanding environmental pollution by bridging scientific principles with practical measures for mitigation. The book is structured to provide clarity and depth. It begins with an introduction to environmental pollutants, explaining definitions, classifications, and the distinction between natural and man-made pollutants. Subsequent chapters delve into the specific characteristics of dust, smoke, and noise pollution, examining their impact on human health, flora and fauna, air quality, and ecological balance. The text emphasizes real-world scenarios, including industrial, urban, and natural sources, supported by scientific data and illustrations. Additionally, the book addresses pollution management strategies, including technological solutions, legal frameworks, and community-based initiatives. It emphasizes the importance of public awareness, education, and the role of governments and NGOs in fostering a sustainable environment. This work is intended for students, researchers, policymakers, and environmental enthusiasts seeking a thorough yet accessible guide to pollution issues. By combining scientific knowledge, practical insights, and policy perspectives, the book aims to equip readers with the understanding and motivation needed to mitigate environmental hazards and protect ecosystems for future generations.