What are Geological Faults? Causes and Types of Geological Faults


What are Geological Faults? In geology, a fault is a discontinuity that is formed by fracture in the surface rocks of the Earth (up to 200 km deep) when tectonic forces exceed the resistance of the rocks. In other words, a fault is a crack in the Earth’s crust. The rupture zone has a generally well defined … Read more

Atlantic Ocean: Size, Formation, Depth, Islands, Currents, Climate


Atlantic Ocean After the Pacific Ocean, the Atlantic Ocean is the largest ocean on Earth. The Atlantic is divided by the Equator in two rather artificial sections: the North Atlantic and the South Atlantic. Its name derives from Atlantikos (Atlas – the sea beyond the Atlas Mountains), one of the Titans of Greek mythology. Size … Read more

What is the Process of Soil Formation and Factors That Affect Soil Formation?


What is the Process of Soil Formation? The soil formation process depends upon the presence of new soil material which is either acquired by denudation or deposition. Denudation is the abrasion of present rock material by the action of ice, water or wind. Deposition is the accumulation of new materials that have been eroded from … Read more

What are Natural Resources, Types and Threats to Natural Resources


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

Ecosystem – Components and Threats To an Ecosystem


What is an Ecosystem? Ecosystem is the interconnectedness of organisms including animals, plants, and microbes with each other and their non-living environment. Examples of the non-living aspects of the environment include climate, soil, water, sun, earth, rocks, atmosphere, temperature, and humidity. In an ecosystem, every living organism has an ecological niche. Hence, what makes an … Read more

What is a Biome and What are Major Types of Biomes on Earth?


What is a Biome? Biomes are a group of ecosystems sharing the same characteristics and are well adapted to the prevailing abiotic factors. Any earth surface that has got a very large ecological system characterized by dominant forms of plant and animal life forms adapted to the prevailing climate and other environmental factors is termed … Read more

What are the Different Layers of The Earth?


Overview of The Earth The earth is technically the 3rd planet from the sun between Venus and Mars and has an equatorial diameter of 12,755 kilometers (7926 miles) and a polar diameter of 149.6 million kilometers (92.9 million miles). The earth is in a constant state of motion as it revolves round the sun, which … Read more

What is Weathering and Different Types of Weathering


What is Weathering? Rocks, minerals, soils normally change their structure under the action or influence of certain environmental forces. Biological activity, extreme weather, and agents of erosion such as water, wind and ice are examples of environmental forces that influences the continuous breakdown, wearing away and loosening of rocks and soils. This is what is … Read more

What is a Volcano and How are Volcanoes Formed?


What is a Volcano? A volcano is a fissure – opening or vent – in the earth’s crust through which molten rocks and gases erupt. The molten rocks can be in the form of mixture of hot gases, ash, lava, or other extremely hot substances within the earth’s crust. A volcano looks like a huge … Read more

What is an Earthquake and What Causes Earthquake?


What is an Earthquake? Earthquake refers to a sudden violent shaking and vibration of the earth surface resulting from underground movement along a fault plane or from volcanic activity. Earthquakes can cause serious destruction to property, injury to people and even kills. It happens when there is sudden movement or breaking of the tectonic plates. … Read more