CFCs (Chlorofluorocarbons) and Ozone Depletion 
CIESIN thematic guide
http://www.ciesin.org/TG/OZ/cfcozn.htmlSEDAC: Stratospheric Ozone and Human Health Project 
Data and resources in the areas of ultraviolet (UV) radiation, ozone, and human health impacts of UV exposure. UV radiation is known to be a significant risk factor for skin cancers, eye cataracts, and immune system suppression.
http://sedac.ciesin.org/ozone/
CIESIN Thematic Guide on Ozone Depletion 
Overview of key concepts related to stratospheric ozone depletion, including the role of chlorofluorocarbons, health effects from increased exposure to UV-B radiation, environmental effects, and policies and responses.
http://www.ciesin.org/TG/OZ/oz-home.html
US Environmental Protection Agency: Ozone Depletion 
Information about stratospheric ozone depletion, US regulations about CFCs and substitutes, ozone science, international policy, and the UV Index
http://www.epa.gov/docs/ozone/
The Ozone Hole Tour 
An overview of the ozone layer and the development of the ozone hole over the Antarctic hosted by the Centre of Atmospheric Science, University of Cambridge.
http://www.atm.ch.cam.ac.uk/tour/index.html
USDA UVB Radiation Monitoring Program 
Collects information on geographical distribution and temporal trends of UVB (ultraviolet -B) radiation in the US, in order to assess potential impacts of increasing ultraviolet radiation levels on agricultural crops and forests.
http://uvb.nrel.colostate.edu/UVB/home_page.html
The European Ozone Research Coordinating Unit (EORCU) 
Co-ordinating unit of stratospheric ozone research in Europe.
http://www.ozone-sec.ch.cam.ac.uk/
Environmental Effects of Ozone Depletion 
Report of 1998 United Nations Environment Programme Assessment Pane, covering changes in ultraviolet radiation, effects on human and animal health, effects on terrestrial ecosystems, effects on aquatic ecosystems, effects on biogeochemical cycles, effects on air quality, and effects on materials.
http://www.gcrio.org/UNEP1998/
Environmental Effects of Ozone Depletion: 1998 UNEP Assessment 
Special issue of Journal of Photochemistry and Photobiology B: Biology (pdf format) presents the seven technical papers comprising the United Nations Environment Programme assessment.
http://www.gcrio.org/ozone/toc.html
SAGE III Ozone Loss and Validation Experiment (SOLVE) 
a measurement campaign sponsored by NASA's Ames Research Center designed to examine the processes controlling ozone levels at mid- to high latitudes.
http://cloud1.arc.nasa.gov/solve/
Worrest, Robert C. 
About the Director of the US Global Change Research Information Office (GCRIO) and Associate Director for CIESIN Washington Operations, and his publications on the effects of stratospheric ozone depletion on the biosphere.
http://www.columbia.edu/~rw187/
Öko-Recherche 
Analyses of material flows of chemicals in the environment, including chemicals damaging the ozone layer.
http://www.oekorecherche.de/english.html
Ozone UK, Europe and Global. 
Ozone TOVS TOMS and GOME data. Unique NW Euro Maps and graphics. Calculated global and UK averages using GRIB data. Links to Ozone, Weather and Climate.
http://www.weather-info.co.uk/ozone.html
EFCTC : Fluorocarbons (HCFC, HFC, PFC) and Sulphur hexafluoride (SF6) 
Presents information about fluorocarbons (HCFC, HFC, PFC) and sulphur hexafluoride (SF6), including applications, physical and chemical properties, environmental impact and regulatory aspects.
http://www.fluorocarbons.org
Climate Prediction Center's Stratosphere Home Page 
NOAA organization's UV Index forecasts and maps of stratospheric ozone depletion, daily hemispheric ozone, and stratospheric temperature time series.
http://www.cpc.ncep.noaa.gov/products/stratosphere/
Beyond Discovery, The Ozone Depletion Phenomenon 
Article describes how basic research has led to answers on what stratospheric ozone is, its role is in Earth's atmosphere and the devastating consequences of its depletion. Adapted from an account by Dr. F. Sherwood Rowland.
http://www.beyonddiscovery.org/content/view.article.asp?a=73
Stratospheric Ozone Monitoring and Research in NOAA 
Provides a comprehensive technical primer on the ozone layer and its depletion, as well as access to real-time and historical monitoring data, descriptions of instruments used to detect ozone, and related information and links.
http://www.ozonelayer.noaa.gov/
UK Stratospheric Ozone Measurement 
Current and archived stratospheric ozone measurements over the UK plus information about ozone depletion and UV.
http://www.airquality.co.uk/archive/ozone/
Stratospheric Ozone 
This Environment Canada site deals with issues, programs and other aspects having to do with stratospheric ozone.
http://www.ec.gc.ca/ozone/
UNEP OzonAction Programme 
A global clearinghouse service and Regional Networks of NOUs that promote the exchange of information, experience and know-how required to meet commitments under the Montreal Protocol.
http://www.uneptie.org/ozat/forum/
Stratospheric Ozone Depletion 
NASA resource file for students and teachers
http://www.nas.nasa.gov/About/Education/Ozone/ozone.html
NSF Polar UV Monitoring Network 
Monitors UV radiation at six sites in Antarctica, Argentina, California, and Alaska.
http://www.biospherical.com/NSF/default.asp
The Science of Stratospheric Ozone Depletion 
Union of Concerned Scientists primer on the ozone layer, its importance, the effects of human-produced chemicals, and prospects for the future.
http://www.ucsusa.org/global_warming/science/the-science-of-ozone-depletion.html
Third European Stratospheric Experiment on Ozone (THESEO) 
THESEO is taking place during 1998 and 1999. The main aim is to improve our understanding of the causes of ozone depletion over Europe and other mid-latitude regions, where the ozone layer has been progressively depleted for the last 20-30 years.
http://ec.europa.eu/research/envsc/theseo.html