EPA's Stratospheric Ozone Page
HTML	EPA
An expansive site on the science of ozone depletion.

	Stratospheric Ozone Depletion
HTML	NASA
This is a resource file for both teachers and students interested in the ozone layer.

	Current Ozone Concentratiions
HTML	Climate Prediction Center
Current ozone concentrations for different (over 100) views, Current as in yesterday's concentrations.

	Impacts of a Projected Depletion of the Ozone Layer
HTML	CONSEQUENCES: The Magazine
Includes impacts on human health and the ecosystem

	Stratospheric Ozone Depletion
HTML	Environment Canada
Overview of CFCs & ozone depletion with current graphs

	Ozone Depletion Process
HTML	Environmental Protection Agency
Nice, simple explenation and gif into the ozone depletion process

	Ozone Depletion: Myth vs. Measurement
HTML	Environmental Protection Agency
Explenation in four Ozone myths

	Low Ozone in 1992-1993 Northern Hemisphere
HTML	NOAA National Enviromental Watch

	Ozone Depletion
HTML	Consortium for International Earth Science Information (CIESIN)
Chapter 2 in the United Nations Environment Programme book, The World Environment.

	NASA Fact: Ozone
HTML	NASA

	Visualization of 2-D and 3-D Ozone
HTML	NASA/GSFC

	Stratospheric Ozone and Dynamics and Clouds, Chemistry, and Aerosols
HTML	NASA/Atmospheric Chemistry and Dynamics Branch

	Methyl Bromide Home Page
GIF	EPA
Mythel Bromide is another ozone depleting substance. Information about what is mythel bromide, what are the sources, and how it effects ozone are provide by the EPa

	CFC-11 Concentration
GIF	NOAA/CMDL
CFC-11 concentrations from 1977 to present

	CFC-12 Concentration
GIF	NOAA/CMDL
CFC-12 concentrations from 1977 to present

	NOAA Reports to the Nation
HTML	NOAA
A report on the past and present condition of the ozone layer.

SECTION THREE