About: http://webisa.webdatacommons.org/277466016

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	Any wavelength that is weakly absorbed e.g. 90% transmission or more , corresponds to radiation from below, mostly close to the ground.
http://www.w3.org/ns/prov#wasQuotedFrom	wattsupwiththat.com