Arab news: A prominent expert in the field of renewable energy technology has called on Saudi Arabia to invest heavily in solar technology. Professor Ali Sayigh, director general of the UK-based World Renewable Energy Network, was speaking at a public lecture on solar energy organized by the Center of Research for Excellence in Renewable Energy at King Fahd University of Petroleum and Minerals (KFUPM). “Saudi Arabia has the resources to allocate substantial funds for research in this particular …