TeachEngineering
Teach Engineering: Air Pollution
Students are introduced to the concept of air quality by investigating the composition, properties, atmospheric layers and everyday importance of air. They explore the sources and effects of visible and invisible air pollution. By...
PBS
Pbs Learning Media: Global Warming: Graphs Tell the Story
Examine these graphs from the NOVA/ FRONTLINE Web site to see dramatic increases in the temperature of Earth's surface and greenhouse gases in the atmosphere.
Idaho State University
Global Wind Systems [Pdf]
A great description of the global scale circulation and heat energy. Discusses a single-cell model, a three-cell model, jet streams and more.
NASA
Nasa Star Child: The Planet Mercury
Basic facts about the planet Mercury including its size, its name, and its atmosphere. Includes a discussion question on its visibility from Earth, with facts, and the answer. A linked page covers similar material in a "Level 2" version,...