1835350
Descrição
Mapa Mental por katherine.crick, atualizado more than 1 year ago
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Criado por katherine.crick
quase 10 anos atrás
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Mass Movement
- natural hazards
- tornadoes
- landslides/mudslides
- tsunamis
- volcanoes
- floods
- avalanches
- bushfires/sandstorms
- tornadoes
- causes
- human
- deforestation
- building/urbanisation
- quarrying
- added weight/stress
- deforestation
- physical
- slope angle
- weathering
- vegetation
- climate/weather
- rock types
- e.g. clay-
easily moved
- e.g. clay-
easily moved
- slope angle
- slope failure= shear stress > shear strength
- human
- Event: extreme natural event- doesn't
cause damage to humans.
- Natural Hazard: event with perceived
threat to humans and resources (e.g.
damage to env/property.)
- Natural Disaster: the effect (aftermath) of a
hazard that has happened.
- Management
- drainage of
water from
hillsides
- rock fall
catchment fences
- causing small landslides to
prevent large buildup of stress
- modification to slopes
- e.g. reducing steepness to increase
stability and reduce stress
- e.g. reducing steepness to increase
stability and reduce stress
- reforestation
- drainage of
water from
hillsides
- Human responses
- dispatch of emergency services
- aid: clean water,
food, sanitation
- dispatch of emergency services
- Affects
- property damage
- loss of life and casualties
- social unrest
- loss of jobs and
unemployment
- homelessness
- loss of resources
- downfall of economy
- property damage
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