agriculture
catchment management
climate
collapse
control
damage
danger
deforestation
destruction
earth
ecology
environment
erosion
flow
forest
geology
grass
ground
land
landscape
landslide
maintenance
management
mud
natural
nature
open
outdoor
pattern
prevent
protection
rain
rainfall
rock
rough
safety
sediment
shoreline
slope
soil
soil conservation
stone
stream
structure
surface
tropical
valley
wash
water
weak
定額
Erosion at ground and slopes is caused by rainfall. The soil structure is weak and there is a landslide. Safety measure has been taken in some area.の素材 [FY310166996852]
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