Environmental Chemistry By B.k. Sharma Pdf Free Fixed Download -

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: Detailed explanations of ecosystems, food chains, and ecological pyramids.

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| Section | Topics Covered | | :--- | :--- | | | The basic components of the environment, foundational principles, and the interdisciplinary nature of the field. | | 2. Biogeochemical Cycles | The natural cycles of essential elements and compounds—like carbon, nitrogen, and oxygen—through the environment, which is critical for understanding how pollutants move and are transformed. | | 3. Air Pollution | The composition of the atmosphere, major air pollutants, and phenomena like photochemical smog, acid rain, the greenhouse effect, and stratospheric ozone depletion . | | 4. Water Pollution | Sources of water pollution from industrial, agricultural, and municipal origins. Key concepts like Biological Oxygen Demand (BOD) and Chemical Oxygen Demand (COD) are explained, along with water treatment methods. | | 5. Soil Pollution | The composition of soil, sources of soil contamination from agrochemicals and mining, and methods for soil reclamation. | | 6. Radioactive Pollution | The sources and effects of radioactive substances in the environment, including nuclear waste disposal. | | 7. Environmental Toxicology | The study of how toxic substances harm living organisms, including biochemical and physiological effects. | | 8. Heavy Metals | A focused examination of heavy metals (like lead, mercury, and arsenic), their chemical speciation, bioaccumulation, and health impacts. | | 9. Waste Management | Strategies for handling, treating, and disposing of different types of waste, with concepts of reduction, reuse, and recycling. | | 10. Environmental Laws | An overview of the key legislation and international standards designed to protect the environment and control pollution. |