Weather & Climate Change

  • A List of Tropical Weather Terms and Explanations

    This list of tropical weather terms and explanations will help grade school and middle school students understand the weather forecasts for tropical regions.
    By Dawn Marcotte March 16, 2011 

  • Meaning of Relative Humidity & Low Dew Point

    The meaning of relative humidity and low dewpoint are indicative of the amount of moisture contained in the atmosphere. Relative humidity is a relative value given as a percentage. On the other hand, the dew point is an absolute value being recorded in...
    By Willie Scott March 10, 2011 

  • All About the Barometer: What It is and How it Works

    Here we examine what is a barometer and how does it work. A barometer is used to measure atmospheric pressure, which is one of the weather properties required by a meteorologist to make predictions. There are four distinct types of barometers: Mercury...
    By Willie Scott March 8, 2011 


  • About Evaporation in the Water Cycle

    Evaporation in the water cycle occurs where the surfaces of the world’s lakes, rivers, and oceans are subjected to solar heat that changes its former liquid state to a vapor. Evaporation also takes place on land from vegetation and trees that has...
    By Willie Scott March 7, 2011 

  • Precipitation: What it Is and What Causes It

    What is precipitation? Here we will answer to this question and provide other important information about precipitation.
    By R. Elizabeth C. Kitchen February 28, 2011 

  • Interesting Facts About the Thermosphere

    Are you looking for different interesting facts about the thermosphere? Here we will share a variety of facts.
    By R. Elizabeth C. Kitchen February 28, 2011 


  • The Process of Condensation

    Have you ever noticed how a cold glass of water appears to sweat outside on a hot day? Find out how condensation happens and what the condensation process entails. You will even learn about dew point and the water cycle and how they are relative in...
    By Adela Sanders February 23, 2011 

  • How to Calculate Dew Point: Formula and Psychrometric Chart

    Dew point is difficult to measure accurately without sophisticated equipment. However, you can determine how to calculate dew point based on other meteorological measurements. Perform the calculation either with a formula or by using a psychrometric chart...
    By HannahC February 22, 2011 

  • Global Warming - The Effects and Impacts on the Environment

    The effects and impacts of global warming on the environment may include the continuing rise in the Earth’s temperature, rising sea levels and rising temperatures causing glaciers to melt. This combination of impacts will eventually cause many tropical...
    By Willie Scott February 3, 2011 

  • All About Chemical Weathering

    Chemical weathering occurs when rocks which formed deep underground are exposed to environmental conditions at the Earth's surface. Chemical reactions occur to bring them back into equilibrium with their surroundings, which often weakens their structure...
    By Kayar January 31, 2011 
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