Why do landslides occur in India?
Why do landslides occur in India?
India has the highest mountain chain on earth, the Himalayas, which are formed due to collision of Indian and Eurasian plate, the northward movement of the Indian plate towards China causes continuous stress on the rocks rendering them friable, weak and prone to landslides and earthquakes.
Where did landslide occur in India?
On 30 July 2014, a landslide occurred in the village of Malin in the Ambegaon taluka of the Pune district in Maharashtra, India. The landslide, which hit early in the morning while residents were asleep, was believed to have been caused by a burst of heavy rainfall, and killed at least 151 people.
What are the 5 causes of landslide?
Landslides can be initiated in slopes already on the verge of movement by rainfall, snowmelt, changes in water level, stream erosion, changes in ground water, earthquakes, volcanic activity, disturbance by human activities, or any combination of these factors.
What are 3 facts about landslides?
Landslide facts for kids
- erosion by rivers, glaciers, or ocean waves makes slopes too steep.
- rock and soil slopes made weak through saturation by snowmelt or heavy rains.
- earthquakes create stresses that make weak slopes fail.
- volcanic eruptions produce loose ash deposits, heavy rain, and debris flows.
Where was the most recent landslide in India?
India has witnessed a number of landslides in the period between the end of June and the start of July, with the latest in Devidhar village in Shimla district, Himachal Pradesh on 18 th July, 2017 claiming the life of a child (S. Sharma, ToI, 2017).
How many types of landslides are there in the world?
The word landslide encompasses five forms of slope movement, topples, falls, spreads, slides and flows. The mass movement of rock, debris or earth down a slope is known as Landslides and it often takes place in conjunction with earthquakes, floods and volcanoes.
What kind of landslides occur in the Himalayas?
Various types of landslides occur in Himalayas, including block slumping, debris flow, debris slide, rock fall, rotational slip and slump. What is a landslide? A landslide is the gravitational movement of a mass of rock, or mass of earth or debris, downwards on a slope.
Who is responsible for early warning of landslides in India?
The Nodal agency responsible for early warning of landslide disaster in India is – Geological Survey of India. Excess water in catchments areas should be stored to reduce the effect of flash floods, this will also recharge the ground water level in areas prone to landslide in India.