https://cascade.lbl.gov/wp-content/uploads/sites/22/2018/08/logo-cascade.png00HyperArtshttps://cascade.lbl.gov/wp-content/uploads/sites/22/2018/08/logo-cascade.pngHyperArts2018-07-26 22:33:502018-07-26 22:33:50CLIVAR Communications: The First and Second Hackathons of the International CLIVAR C20C+ Detection and Attribution Project