Category Archives: Landforms

Oh!! Islands Are Dissolving from Within in Hawai

Soil erosion is the primary force that levels mountains, but now geologists have found that Oahu’s mountains are dissolving from within due to groundwater. Forecasting the island’s future also needs to account for plate tectonics. As Oahu is pushed northwest, … Continue reading

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Landforms:Alluvial Fan

An alluvial fan is a fan-shaped or cone-shaped deposit of gravel, sand, and smaller materials. When water flows down a mountain, it picks up sand and other materials from the mountain. When the water reaches the base of the mountain … Continue reading

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Magma

Magma is molten, liquid rock found under the surface of the Earth. Magma can also contain crystals, rock fragments and dissolved gases. The liquid part of magma is called the melt. Earth is divided into three areas. The core is … Continue reading

Posted in interior of the Earth, Landforms, Uncategorized | 1 Comment

Loess: Parent Material of world’s Prime Agricultural Soils

Loess  is an aeolian sediment formed by the accumulation of wind-blown silt, typically in the 20–50 micrometre size range, twenty percent or less clay and the balance equal parts sand and silt  that are loosely cemented by calcium carbonate. It … Continue reading

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