Guide to Environmental theme of Depletion of the ozone layer

The anthropogenic emission of chlorine and bromine compounds can affect the ozone layer. This ozone layer prevents high levels of ultraviolet (UV) radiation reaching the earth. The main ozone-depleting substances are the chlorofluorocarbons (CFCs) and halons.

Index Depletion of the ozone layer

• Depletion of the ozone layer: introduction
• Depletion of the ozone layer: policy
• Ozone-depleting substances and substitutes, global use, 1980-2000
• Sales and emissions in the Netherlands of CFCs and halons, 1980-2002

Relevant sections and indicators in the Environmental Data Compendium

• Emissions to air, 1990-2002*
• See the 'global air quality' index for data about the concentration in the atmosphere of substances that affect the ozone layer and for information about the condition of the ozone layer.
• Overview of environment-related health risks (page is not available yet)
• Additional risk in the Netherlands of skin cancer due to increase in UV radiation, 1980-2000