Explore Earth's interacting systems and processes through these 10 categories:

  • Clouds
  • Earthquakes
  • Forests
  • Global Warming
  • Great Lakes
  • Oceans
  • Ozone
  • Polar Ice
  • Volcanoes
  • Wetlands
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Each category contains a table of contents and buttons to allow easy navigation to desired subject areas.
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Each category contains a narrated lesson. Learn more about the category by navigating through the text, images, and linked definitions within the section.
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A Views section provides supplemental data and images for the category.
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A Slides section shows more images for the category.
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Minimum System Requirements:
  • 486 or Pentium 100
  • 16MB Ram (32 MB recommended)
  • 800 x 600 resolution and 16-bit color
  • Windows 95/98 2000 XP NT 4.0
  • CD-ROM drive