About: http://webisa.webdatacommons.org/434701688

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Young children, the elderly and those with respiratory problems, such as asthma, emphysema and bronchitis, are especially vulnerable to the effects of air pollution and should limit outdoor activities when this occurs.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com