What are the risk reduction measures of Landslides and Snow Avalanches?

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In order to consider risk reduction measures, we should first have an idea of likely risks from landslides and snow avalanches. These are as follows:

i) Geographical risks:

  • Spread and deposition of debris
  • Blocking of Streams

ii) Engineering risks:

  • Buildings
  • Roads
  • Bridges
  • Communications

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iii) Medical risks:

  • Death
  • Injury
  • Shock

iv) Socio-economic risks:

  • Loss of family
  • Loss of homes
  • Loss of crops
  • Loss of employment

The above-mentioned risks can be reduced by adopting risk reduction measures which can be divided in two categories, viz, (a) Risk Control Measures and (b) Risk Assistance Measures;

Risk Control Measures

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i) hazards mapping

ii) Preparation of hazard Zonation Maps

iii) Community education and awareness

iv) Land-use regulations

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v) Advance planning

vi) Relocation of vulnerable settlements

Vii) Strengthening of weak structures

viii) Creating adequate drainage to avoid accumulation of water and snow

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Risk Assistance Measures

i) Monitoring and Warning

ii) Search and Rescue

iii) Medical assistance

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iv) Damage assessment

v) Economic assistance for rehabilitation and reconstruction.

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