There are many different kinds of tornadoes. They can be narrow, cylindrical, cone or wedged in shape. A supercell tornado is the offspring of a supercell thunderstorm. These storms have a continuous updraft of air which also rotates. These produce…
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Humidity is water that has entered the atmosphere through a process of evaporation or transpiration. There are two major sources of humidity in the atmosphere. One is the large amount of is the evaporation through a plant, or transpiration that…
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Black smokers are some types of hydrothermal vents found at the bottom of the ocean. They usually form at about 3 km (2 miles) below sea level. Black smokers develop near volcanically active regions, such as in the mid-ocean ridges…
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Water is essential for life on Earth, if not in the whole wide Universe. Its essentialness is even supported by the very built-in sustainable and renewable supply system on planet Earth known as the Hydrological Cycle. Whilst basically, the total…
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The three types of humidity – relative, absolute and specific – are different ways of measuring the water vapor component of air at a particular geographic location. However, the word humidity has evolved in common usage to represent what it…
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When will people worldwide have enough clean, safe water to drink? This is a very relevant question especially given the population growth. It is also something that affects not just people but the world as a whole. The one thing…
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Pyrocumulus clouds are dense cumulus clouds which form due to surface heating. Pyrocumulus clouds are created by fire either from a volcanic eruption or a wildfire. These clouds are usually found anywhere between 2,000 to 30,000 feet above the ground,…
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Pyrocumulus clouds form under special conditions of extreme ground-level heat. In the sky they often resemble huge, brown or grayish brown, lumpy-surfaced puffballs. Pyrocumulus clouds originate most commonly in areas subject to frequent wildfires. These characteristic phenomena gave rise to…
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Will great rivers die? When I ponder the subject of our many great rivers, I think of a Cree Indian Prophecy; “Only after the Last Tree has been cut down,Only after the Last River has been poisoned,Only after the Last…
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A mirage is an optical illusion that occurs when light rays are bent, producing a displaced image of distant objects. A mirage is caused by changes in atmospheric density in the lower air layers of the atmosphere which depend upon…
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