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Wudalianchi volcanic seismic monitoring station

Wudalianchi volcanic seismic monitoring station

Wudalianchi seismographic station was established in 1978, it is restructured into Wudalianchi volcanic seismic monitoring station in 1988.

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What is  earthquake

What is earthquake

An earthquake is the shaking of the surface of the Earth, resulting from the sudden release of energy in the Earth's lithosphere that creates seismic waves.

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Causes of an earthquake

Causes of an earthquake

Earth crust is lithosphere of the earth surface. Earthquake is the shaking of the surface of the Earth, resulting from the sudden release of energy in the Earth's lithosphere that creates seismic waves.

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Earthquake precursors

Earthquake precursors

Underground water anomaly 1. Abnormal changes in water level and yield 2. Water quality changes, such as changes in colors, tastes or becomes&n

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Earthquake?locations

Earthquake?locations

Earth crust, earth mantle and the core are three layers of earth. The average radius of the earth is about 6370 kilometers.

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