About: http://webisa.webdatacommons.org/343523439

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	In the past few years humans are adding CO2 at a rate of nearly 2 ppm per year which is equivalent to 15.6 Gt (billion tons) CO2 per year. (About half of the CO2 emitted is removed by natural sinks such as the oceans, plants, and soil.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com