Tikkun olam (Hebrew: תיקון עולם) is a Hebrew phrase that means "repairing the world." In Judaism, the concept of tikkun olam originated in the early rabbinic period. The concept was given new meanings in the kabbalah of the medieval period and further connotations in modern Judaism.
Click To View Video
Clean Technology 2011 Conference & Expo: Join the world's top clean technology corporate users and buyers as they present their strategic technical needs and search for innovative technical solutions and partnerships.
http://www.techconnectworld.com/Cleantech2011/