PRODUCT SUMMARY
This title is still available for purchase, however we recommend the completely new DVD title Global Climate Change from the Environmental Science for Students DVD series which is also from Schlessinger Media.The 1980s registered seven of the 10 hottest years ever recorded, an indication to many scientists that a gradual warming of the planet is occurring, which could have dramatic effects on planetary weather and life forms. This program explains the greenhouse effect and its significance, the layers of the atmosphere and the kinds of gases that are trapped there, and the problems that occur when too many gases accumulate and begin to warm up the atmosphere. The Earth at Risk Scholars discuss legislation that bans chlorofluorocarbons and the need for international environmental policies from industrialized nations. Part of The Earth at Risk Environmental Video Series that examines the threats facing Earth and the environment.