About: http://webisa.webdatacommons.org/62503549

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	Keeping a hole open on the surface of your pond allows for the toxic gases to escape from decomposing leaves or other organic material and allows for oxygen exchange.
http://www.w3.org/ns/prov#wasQuotedFrom	thepondguy.com