Article in a local Arizona paper: http://www.enviromission.com.au/irm/Company/ShowPage.aspx?CPID=1215&EID=15248298 Some snippits: Est. cost of the first tower: $750m "soon to announce financing that will carry the project through the design phase up to construction." "[Enviromission has] much bigger plans for solar towers than the Arizona projects. Once they prove the concept, they want to develop them globally." Tykün