Many of our archived lessons date back to as early as 2004 when our learning community first formed and unfortunately contain links to content that is no longer updated or exist. Please note that some of these have been updated, and we continue to update them. Please check ou
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Background information on deforestation.
Background information on snow and ice extent.
Grade Level: 3-5,
6-8,
9-12
Phytoplankton distribution background information.
Grade Level: 3-5,
6-8,
9-12
The electromagnetic spectrum is comprised of all frequencies of electromagnetic radiation that propagate energy and travel through space in the form of waves.
Grade Level: 3-5,
6-8,
9-12
An urban heat island is a phenomenon that is best described when a city experiences much warmer temperatures than in nearby rural areas. The sun’s heat and light reach the city and the country in the same way. The difference in temperature between urban and less-developed rural areas has to do with how well the surfaces in each environment absorb and hold heat.
Grade Level: 3-5,
6-8,
9-12
The Earth System Satellite Images help students observe and analyze global Earth and environmental data, understand the relationship among different environmental variables, and explore how the data change seasonally and over longer timescales.
What is the hydrosphere and why is it important?
Background on changing albedo values.
The world's surface air temperature is getting warmer. Whether the cause is human activity or natural changes in the Earth System—and the enormous body of evidence says it’s humans—thermometer readings all around the world have risen steadily since the beginning of the Industrial Revolution.
Grade Band
