GEOLOGY

EARTH SCIENCE

GEOPHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the signs of impending LANDSLIDE
A
water doing something different
B
tension cracks
C
things moving
D
earlier landslide as an indicator
Explanation: 

Detailed explanation-1: -Fences, retaining walls, utility poles, or trees tilt or move. A faint rumbling sound that increases in volume is noticeable as the landslide nears. Unusual sounds, such as trees cracking or boulders knocking together, might indicate moving debris.

Detailed explanation-2: -To be able to predict landslides, scientists have developed slope stability models to analyze the risk locally. More recently, NASA has created a preliminary algorithm to map landslide hazards globally using satellite measurements of rainfall, land cover and other surface variables.

Detailed explanation-3: -New cracks or unusual bulges in the ground, street or sidewalks. Soil moving away from foundations, or the tilting or cracking of concrete floors and foundations. Sunken or down-dropped road beds. Rapid increase in creek water levels, possibly accompanied by increased soil content.

Detailed explanation-4: -4. There are signs of an impending landslide or sinkhole because they are unpredictable but can be. determined. And also for the people to be aware that landslide or sinkhole have a possibility to occur in their area.

Detailed explanation-5: -Landslides are caused by disturbances in the natural stability of a slope. They can accompany heavy rains or follow droughts, earthquakes, or volcanic eruptions. Mudslides develop when water rapidly accumulates in the ground and results in a surge of water-saturated rock, earth, and debris.

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