(last updated January 22, 2003)
Physical Geography: A Landscape Appreciation 7e - Chapter 3
National Oceanic and Atmospheric Administration (NOAA)
Joint Institute for the Study of the Atmosphere and Ocean (JISAO)
Earth's Atmosphere - The Space Academy
Lower Atmosphere Research Group
Treaties on the Atmosphere and Space
Stratospheric ozone depletion (Antarctic, Arctic, and global)