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Introduction
Mass-wasting is the natural downhill movement of earth materials such as soil, rock, and snow caused by gravity.
Mention avalanches as a type (large amounts of snow and debris rapidly slide down a mountain slope).
(incident/issue we are covering)
This report will explore the concept of mass-wasting, the human and natural causes of events like avalanches, and how the loss of life and damage from such disasters can be minimized.
What is mass-wasting?
Mass-wasting is the downhill movement of earth materials by gravity.
List types: landslides, mudflows, avalanches.
Avalanches are rapid movements of snow and debris that can cause severe damage due to their speed and volume.
Triggered when snowpack becomes unstable due to changes in temperature, added weight, or external forces.
What are the human and natural causes of mass-wasting?
List: earthquakes, volcanic eruptions, snowmelt.
(Cause of specific incident/case study)
Introduce El Niño and La Niña as climate factors influencing weather and avalanches:
El Niño: warmer, wetter conditions → heavier snow, earlier melt → increased avalanche risk.
La Niña: colder, sometimes drier → snow accumulation + weak snow layers → avalanche risk.
List human causes: deforestation, construction, poor land management → soil instability.
How can damage and loss of life be minimized?
Continuous monitoring especially during El Niño and La Niña cycles due to extremes
Early warning systems to detect changes in volcanic activity and snowpack stability.
Engineering solutions: snow fences, avalanche barriers
Well-trained emergency and promoting reforestation
Conclusion
Mass-wasting events like avalanches pose serious threats to both people and the environment, especially in mountainous regions.
(Incident highlights factors of mass wasting especially in mountainous area)
Importance of integrated monitoring, planning, and education to reduce damage and save lives.
what way to format answers
(Intro — What is — Causes — How to reduce — Conclusion)