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

africa-landscape-desert-scenery

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

What are Natural Resources, Types and Threats to Natural Resources

lake-in-Guatemala

What are Natural Resources? Natural resources refer to the things that exist freely in nature for human use and don’t necessarily need the action of mankind for their generation or production. The key aspect of natural resources is that they dictate the survival of humans and other life forms on earth. These resources include land, … Read more

The Rock Cycle: Igneous, Sedimentary, and Metamorphic Rocks

mountain-climbing-rock

What is a Rock? Rocks ordinarily lie everywhere on the ground of the earth. They constitute most of the landforms, as we often notice. For instance, rocks make up the mountains and most of the non-water portions of the earth’s surface. A rock is hence defined as a solid naturally occurring mass or lumps of … Read more