PBS
Pbs Learning Media: Water Vapor Circulation on Earth
This simulation from the National Center for Atmospheric Research portrays annual patterns in water vapor and precipitation across the globe, illustrating general circulation patterns as well as seasonal and regional variation. [4:52]
Center for Educational Technologies
Exploring the Environment El Nino: The Child Returns
Use remote sensing data and background information to look at regional and global consequences of El Nino. Try working with the 'situation' to test your understanding.
Weather Wiz Kids
Weather Wiz Kids: Wind
Wind is air in motion. It is produced by the uneven heating of the earth's surface by the sun. Since the earth's surface is made of various land and water formations, it absorbs the sun's radiation unevenly. Two factors are necessary to...