Monica Michel Zacharia, architect and founder of "Eiid Studio" (Eiid means "repeat" in Arabic), arranges empty plastic bottles which will be used with other recycling elements at her project on the rooftop of her home in Cairo, Egypt November 3, 2022, days before the start of the COP27 summit which will be held in Egypt. Zacharia's studio works on innovations for recycling municipal organic and solid waste to design rooftop gardens. REUTERS/Hanaa Habib