The mark of a beautiful city, just a few years ago, was impressive infrastructures, soaring skyscrapers, bright lights and fast cars. Today, however, the standards of progress seem to have shifted. People are now working on creating greener cities, rich in natural resources and blooming gardens. Indeed, the concrete jungle is now transforming into a lush, green landscape. The beauty of today’s green movement is that you don’t need vast hectares of fertile land just to build gorgeous gardens…