Κόσμος COP26: Does a climate summit need 25,000 people? And more questions By NewsBay - 18 Οκτωβρίου 2021 Share FacebookTwitterPinterestWhatsAppLinkedinReddItEmailPrintTumblrViber Ειδήσεις Ελλάδα BBC science correspondent Matt McGrath answers your questions about Glasgow’s COP26 climate summit. Ειδήσεις ΠΗΓΗ