What is Sand? Composition, Colors and Various Types of Sand

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What is Sand? Sand is more than something that blankets beaches and deserts. It is ubiquitous, much more diverse and, an authentic relic. As Rachel Carson, the American marine biologist once quoted, “In every curving beach, in every grain of sand, there is a story of the Earth.” So, what is sand? Where does sand … Read more

What is a Fossil: Formation, Types and Facts

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What is a Fossil? We watch documentaries and read a plethora of materials on the history of animal and plant species every single day. But how did humans discover the origins of these animals and plant species?  It was with the help of fossils. Paleontologists have been able to harness vital information from fossils to … Read more

Wind Erosion: Examples and Ways to Prevent it

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What is Wind Erosion? Wind erosion is a natural process where the soil is moved, carried, and transported by the force of the wind from one place to another. In order to be transported, the threshold velocity of the wind is needed. However, this depends on the size, weight, and wetness of the soil particles. … Read more

What is a Soil and What are Different Types of Soil?

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What is Soil? Soil is the part of the earth’s surface comprised of disintegrated rock and humus that provides the medium for plant growth. The development of soil takes time, between hundreds and thousands of years, and consists of diverse materials which are both inorganic and organic. The inorganic materials are the non-living aspects of … Read more