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Karst formations include dolines and dripstones.
It is a sedimentary rock with high calcium carbonate content.
An earthquake is one of the most devastating natural phenomena.
Stratovolcanoes consist of layers of volcanic ash, debris and lava.
The Great ocean conveyor is a planet-wide system of ocean currents, which has a great...
The area surrounding an inactive or extinct volcano is not necessarily calm. Let’s see the...
Upon physical weathering the rock only falls into pieces, whereas during chemical weathering its...
Water is one of our key natural resources; we must protect it vigorously.