GES 110 
Some links for chapters 3 and 4

Upper-air soundings of the atmosphere

Atmospheric composition

Water vapor in the climate system (from American Geophysical Union)
Atmospheric chemistry international research
Frequently asked questions about acid precipitation (from Environment Canada)
EPA's Acid Rain Program
IGC Acid Rain information site
Greenhouse gases and global warming
U.S. Global Change Research Program
Global Warming Update
TOMS multimedia files on aerosols and volcanic ash

Some links on the ozone layer

The Ozone Hole - a Multimedia Tour!
EPA & Ozone Depletion

Ozone Science: the Facts Behind the Phaseout
Ozone depletion and global environmental change
Climate and Global Change, Our Ozone Shield
Total Ozone Mapping Spectrometer  Home Page
TOMS multimedia files showing growth and development of ozone hole

The Earth's Radiation Balance

Sun angle calculator
The earth's radiation energy balance (U. of Wisconsin)
Global energy balance (from American Geophysical Union)
The SURFRAD network: online data on components of the radiation budget for selected stations