About: http://webisa.webdatacommons.org/389787570

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	Radio signals are also easily susceptible to atmospheric interference and can be blocked by mountains, sky-scrapers or other topography.
http://www.w3.org/ns/prov#wasQuotedFrom	galsys.co.uk