JOHANNESBURG--February 7, 2013--Written by Richard Finlayson, Senior International Editor for Industrial Info Resources (Sugar Land, Texas)--A lack of new nuclear construction projects and delays in proposed projects has led to a worldwide dissipation of the knowledge, skills, lessons and experience gained during the initial wave of nuclear power plant building, which is now some decades past. This was the message given to this week's Nuclear Energy Conference in Johannesburg, South Africa, by Simon Marshall, Westinghouse's U.K. project director.