id	keyword
ajceb-7647	construction
ajceb-7647	challenges
ajceb-7647	libya
ajceb-7647	sustainability
ajceb-7647	practices
ajceb-7647	building
ajceb-7647	construction practices
ajceb-7647	green
ajceb-7647	industry
ajceb-7647	construction industry
ajceb-7647	analysis
ajceb-7647	technologies
ajceb-7647	development
ajceb-7647	knowledge
ajceb-7647	implementation
ajceb-7647	costs
ajceb-7647	economics