University Corporation for Atmospheric Research
Ucar: Why Earth Is Warming
Over more than a century, the global average temperature warmed 1.5F (0.8C). Learn the science of why this has happened, and what the future holds.
University Corporation for Atmospheric Research
Ucar: Why Does Climate Change?
Factors that have the power to change global climate can be natural, like volcanic eruptions and changes in solar energy, or caused by humans, like the addition of greenhouse gases to the atmosphere.
University Corporation for Atmospheric Research
Ucar: El Nino Southern Oscillation
Learn how the El Nino-Southern Oscillation (ENSO) climate fluctuation affects weather around the world.
University Corporation for Atmospheric Research
Ucar: Bubbles on Bottles
Young scholars observe that a change in the temperature of air can impact the size of a bubble placed on a bottle that is cooled and/or heated.
University Corporation for Atmospheric Research
Ucar: Modeling How Air Moves
In this activity, students use models to observe that air is a fluid that flows due to temperature-driven density differences.
University Corporation for Atmospheric Research
Ucar: The Sun
Learn about the sun, the center of our solar system and the closest star to Earth.
University Corporation for Atmospheric Research
Ucar: The 1991/1992 Drought
This site from the University Corporation for Atmospheric Research offers information on drought and global climate conditions, with an explanation of the trade winds.
University Corporation for Atmospheric Research
Ucar: Make a Tornado
This site is provided for by the University Corporation for Atmospheric Research. Make a tornado or a twister in a jar. The step by step directions give a clear description of how to make these items.
University Corporation for Atmospheric Research
Ucar: University Corporation for Atmospheric Research
Find out more about oceanography from space research.
University Corporation for Atmospheric Research
Ucar: National Operational Hydrologic Remote Sensing Center: Snow Hydrology
This slide show, developed by Don Cline, describes the effects and importance of snow. Topics covered are snowfall formation, snow cover, blowing snow, snow metamorphism, and snow modeling.
University Corporation for Atmospheric Research
Ucar: Unidata: Conventional Weather Reports
This resource talks about how the stations report their information. Several examples of how different universities compile the information are provided.
University Corporation for Atmospheric Research
Ucar: High Altitude Observatory: Aristarchus of Samos (310 230 Bc)
A brief biography and discussion of Aristarchus' theories provided here.
University Corporation for Atmospheric Research
Ucar: Icy Precipitation
Snowflakes are not the only type of icy precipitation. Find out about other types of ice that fall from the sky.
University Corporation for Atmospheric Research
Ucar: Cumulus Clouds
View an image of cumulus clouds that are associated with fair or stormy weather.
University Corporation for Atmospheric Research
Ucar: Atmospheric Chemistry Memory Game
Choose a difficulty level. Then click on the tiles (squares) to reveal pictures of molecules. Try to match two pictures.
University Corporation for Atmospheric Research
Ucar: Project Skymath: Human and Match in the Infrared
Simply a graphic of a human holding a match. Graphic is taken using a thermal camera showing heat distribution.