Natural Hazards

सारांश

A natural hazard is a potentially damaging natural process; it becomes a disaster when it seriously disrupts a vulnerable society.

मूल विचार

प्रणाली को समझें

A natural hazard is a potentially damaging natural process; it becomes a disaster when it seriously disrupts a vulnerable society.

क्यों और कैसे होता है

कारण और संदर्भ

A natural hazard is a potentially damaging natural process; it becomes a disaster when it seriously disrupts a vulnerable society. The governing relationship is: Hazard intensity interacts with exposure, vulnerability and capacity to produce risk and loss.

यह कैसे काम करता है

Hazard intensity interacts with exposure, vulnerability and capacity to produce risk and loss.

मुख्य तथ्य

• Risk is commonly framed as a function of hazard, exposure and vulnerability.
• Earthquakes, floods, cyclones and droughts differ in onset, magnitude and predictability.
• A hazard is not automatically a disaster.

ज़रूरी शब्द

• hazard
• exposure
• vulnerability
• risk
• resilience

उदाहरण और केस स्टडी

• A cyclone over an uninhabited coast is a hazard, but concentrated exposure and weak housing can create disaster.

कारण और घटक

• Key components: hazard, exposure, vulnerability.
• Hazard intensity interacts with exposure, vulnerability and capacity to produce risk and loss.

प्रभाव और महत्व

• Earthquakes, floods, cyclones and droughts differ in onset, magnitude and predictability.
• A hazard is not automatically a disaster.
• Application: A cyclone over an uninhabited coast is a hazard, but concentrated exposure and weak housing can create disaster.

भूगोल से जुड़ाव

A cyclone over an uninhabited coast is a hazard, but concentrated exposure and weak housing can create disaster. This illustrates how natural hazards varies by location, scale or environmental context.

बांग्लादेश से जुड़ाव

Bangladesh's deltaic exposure to floods, cyclones, river erosion and drought is moderated by shelters, warning systems, embankments and community capacity.

BCS प्रारंभिक के तथ्य

• Risk is commonly framed as a function of hazard, exposure and vulnerability.
• Earthquakes, floods, cyclones and droughts differ in onset, magnitude and predictability.
• A hazard is not automatically a disaster.

BCS लिखित विश्लेषण

एक विश्लेषणात्मक उत्तर बनाएँ

• A natural hazard is a potentially damaging natural process; it becomes a disaster when it seriously disrupts a vulnerable society.
• Hazard intensity interacts with exposure, vulnerability and capacity to produce risk and loss. Use a cyclone over an uninhabited coast is a hazard, but concentrated exposure and weak housing can create disaster. as a named application in a comparative answer.

आम गलतफ़हमियाँ

• Natural does not mean impacts are unavoidable.
• Vulnerability is social and spatial, not only physical.

झटपट दोहराव

• Natural Hazards
• Risk is commonly framed as a function of hazard, exposure and vulnerability.
• Earthquakes, floods, cyclones and droughts differ in onset, magnitude and predictability.
• hazard / exposure
• Definition → process → spatial example