These sites are all about the ozone, a form of oxygen. Sites include information about what ozone is, the ozone layer, why it is important, ozone depletion, and UV protection. Includes images, graphs, animations, interactive applets, games, and video. Resources for older students can be found towards the end of the list of links.
Watch an animated movie and learn about the ozone layer and its depletion by CFC chemicals. Take a quiz and conduct and a water molecule experiment. NOTE: The web site is available by subscription only.
Take a tour through the history and current state of the ozone hole. Learn about the gas, the Earth's atmosphere, scientific research and predictions. Illustrated with images, graphs, and movies. NOTE: The reading level is for older students.
These sites describe the greenhouse effect and its impact on Earth and humans. There are statistics, illustrations, audio clips, and animations. Some sites include lesson plans, activities, and experiments.