Saudi Arabia has awarded one wind power and four solar power projects in the country worth a total estimated investment of $2.4 billion (9 billion Saudi riyals), the official Saudi Press Agency reports. Saudi Power Procurement Company, the principal buyer of the projects, awarded the five projects with a total capacity of 4.5 gigawatts (GW), as part of the sixth phase of the Kingdom’s National Renewable Energy Program. Saudi Arabia, the world’s biggest crude oil exporter, aims to hike the share of renewable electricity generation as…