This essay provides a detailed overview of environmental pollution, defining it as any undesirable change in the chemical, biological, and physical characteristics of environmental components like air, water, and soil. It identifies three major types of environmental pollution: air, water, and land pollution, and elaborates on their specific effects on human health, including respiratory problems, cancers, waterborne diseases, and injuries from land degradation. The essay also outlines the primary causes of each type of pollution, such as industrial emissions, vehicle exhaust, improper waste disposal, and agricultural practices. Furthermore, it suggests various preventive measures, including the use of solar lighting, efficient vehicles, rechargeable batteries, groundwater protection, reduced pesticide use, and reforestation, emphasizing the importance of sustainable practices and responsible resource management to mitigate the harmful impacts of pollution.