briefly describe environmental hazard
Answers
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An environmental hazard is a substance, a state or an event which has the potential to threaten the surrounding natural environment / or adversely affect people's health, including pollution and natural disasters such as storms and earthquakes.
Any single or combination of toxic chemical, biological, or physical agents in the environment, resulting from human activities or natural processes, that may impact the health of exposed subjects, including pollutants such as heavy metals, pesticides, biological contaminants, toxic waste, industrial and home chemicals.Human-made hazards while not immediately health-threatening may turn out detrimental to man's well-being eventually, because deterioration in the environment can produce secondary, unwanted negative effects on the human ecosphere. The effects of water pollution may not be immediately visible because of a sewage system that helps drain off toxic substances.
Answer:
Explanation:
Environmental hazards may be defined as those extreme events either natural or anthropogenic which exceed the tolerable magnitude within or beyond certain time limits, make adjustment difficult, resulting catastrophic losses of property, income and lives and become headlines of different news media at world level.
2)
The term environmental hazard may be distinguished from environmental disaster as follows.
3)
Hazards are the processes which cause an accident or extreme event or danger where as disaster is a sudden adverse or unfortunate extreme event which causes great damage to human beings as well as plants and animals, i.e., disasters occur rapidly, instantaneously and indiscriminately.
Types of hazards
- Physical – Slippery floors, objects in walkways, unsafe or misused machinery, excessive noise, poor lighting, fire.
- Chemical – Gases, dusts, fumes, vapours and liquids.
- Ergonomic – poor design of equipment, workstation design, (postural) or workflow, manual handling, repetitive movement.