Sinkholes: How Do They Form and Types of Sinkholes


What is a Sinkhole? According to the United States Geological Survey (USGS), sinkholes are pits in the ground that occur in areas where water collects without external drainage. Essentially, a sinkhole is any hole in the ground formed by erosion and the drainage of water. It can be just a few meters across or large … Read more

Causes and Effects of Hurricanes


What are Hurricanes? Hurricanes are some of the most destructive kinds of natural disasters today. They cause destruction to property and loss of life every year. According to the National Hurricane Center, the biggest hurricane in the world known as the Great Galveston Hurricane occurred in the United States in the 1900’s. The deadly hurricane … Read more

Types, Causes and Effects of Droughts


What are Droughts? The entire human, plant and animal life spins around water. Lack of water can bring a region to its knees. Some regions entirely depend on agriculture for survival and when lack of water persists; their futures are literally dried up. But it’s not just farmers that need water to get by; industries, … Read more

Various Causes and Effects of Torandoes


What are Tornadoes? The weather is a strange thing. One day it can be cold and rainy; the next day, it’s perfectly warm and sunny for sandals and bikinis on the beach. Humans have managed to develop products that enable them to handle many kinds of weather. For example, when it rains, an umbrella comes … Read more

Causes, Effects and Types of Landslides


What is a Landslide? Landslides are among the many natural disasters causing massive destructions and loss of lives across the globe. According to a survey study by the International Landslide Centre at Durham University, UK, 2,620 fatal landslides occurred between 2004 and 2010. These landslides resulted in the death of over 32,322 people. The figure … Read more

What is a Tsunami and What Causes a Tsunami?


What is a Tsunami? A tsunami is a sudden violent change in the earth’s surface resulting from a destructive sea wave caused by an earthquake or volcanic eruption. The volcanic or earthquake activity usually creates a huge wave underneath the ocean, which eventually come down violently onto the shoreline. The outcomes can be devastating for … Read more

What are Hurricanes and How do Hurricanes Form?


What are Hurricanes? Hurricane is a severe tropical cyclone – rapid inward circulation of air masses about a low pressure centre, usually with heavy rains and winds moving at 73 to 136 knots (miles per hour) forming over the Atlantic Ocean or Eastern Pacific Ocean. Hurricanes are witnessed as massive storms during powerful rains with strong … Read more

What is a Tornado and What Causes a Tornado?


What is a Tornado? Tornadoes are associated with violent and destructive windstorms occurring over land characterized by a funnel-shaped cloud extending towards the ground. In other words, a tornado is a funnel-shaped violent windstorm that whirls upwards rapidly with a tip touching the ground. If the tip doesn’t touch the ground, it is termed as … Read more

What is a Flood and What Causes Flooding?


What is a Flood? Floods are natural occurrences where an area or land that is normally dry abruptly becomes submerged in water. In simple terms, flood can be defined as an overflow of large quantities of water onto a normally dry land. Flooding happens in many ways due to overflow of streams, rivers, lakes or … 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

Causes and Effects of Drought


What is a Drought? During dry and hot weather periods, it is common to find dry and cracked earth without even a single shed of water or wet areas. Lakes, rivers, and streams may as well run dry. Well, these are the typical earth conditions that define drought in layman terms. Drought can simply be … 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