Press Release: Air quality: Commission continues action over levels of fine particle pollution and sulphur dioxide in Member States

The European Commission pursued on 18 March 2010 infringement proceedings against five Member States that failed to comply with the EU's air quality standards for dangerous airborne particles known as PM10. These particles, emitted mainly by industry, traffic and domestic heating, can cause asthma, cardiovascular problems, lung cancer and premature death. Slovenia and Sweden are being referred to the European Court of Justice, while final written warnings have been sent to Cyprus, Portugal and Spain. In a separate case, Bulgaria is receiving a final written warning over its failure to control concentration levels of sulphur dioxide

• Primary Source