Question

 

Differentiate hazards and disaster. What are the steps involved in hazard assessment? Explain.

30 May 2025
Answer :
Word Count : 1188
Hazards and disasters are interconnected but fundamentally different concepts in the field of environmental and occupational safety. Understanding their distinctions and the process of hazard assessment is crucial for effective risk management and disaster mitigation. Difference Between Hazards and Disasters: A *hazard* is a potential source of harm or adverse health effect on a person or persons. It represents a condition or situation with the potential to cause injury, disease, property damage, environmental degradation, or a combination of these. Hazards may be natural (e.g., earthquakes, floods), technological (e.g., chemical spills, radiation leaks), or occupational (e.g., exposure to noise, dust, or toxic substances at the workplace). A *disaster*, on the other hand, is the realization of a hazard that causes significant damage, loss of life, or disruption of normal societal functions. It is an event that results in serious disruption, exceeding the ability of the affected community to cope using its own resources. Disasters are typically classified as natural or man-made and are often sudden and unpredictable in nature. The key difference is that a hazard is a potential threat, whereas a disaster is the actual manifestation of that threat. For example, an earthquake fault line is a hazard, but a major earthquake causing widespread destruction is a disaster. Types of Hazards: 1. Natural Hazards: * Earthquakes * Floods * Cyclones * Volcanic eruptions * Tsunamis * Droughts 2. Technological or Man-made Hazards: * Industrial accidents * Oil spills * Radiation leaks * Transportation accidents 3. Occupational Hazards: * Physical hazards (noise, vibration, heat) * Chemical hazards (gases, solvents, pesticides) * Biological hazards (viruses, bacteria, fungi) * Ergonomic hazards (repetitive motion, improper workstation setup) * Psychosocial hazards (workplace stress, harassment) 4. Environmental Hazards: * Air and water pollution * Soil contamination * Deforestation * Climate change-related events Steps _______ __________ _____ ___ _________ ____ ___ __________.
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