Hello guys, Welcome to Africa's Largest Video Search Engine, and you are watching Comparison of sigma for active regions and SCRs: EPRI 2006 Approach. and this video is uploaded by CITRIS and the Banatao Institute at 2010-02-12T14:40:29-08:00. We are just promoting this video only for entertainment and educational purpose only. I hop you like our Video Search Engine. [UxvzLx6ZAAY]