 Ahavuye isanamu, Getty Images Insiguro yisanamu, Greta mu nama yi Madrid yiga ku ihindagurika ryikirere yavuze ko afite icyizere mu baturage Uyu mukobwa avuga ko iyi nama ya COP25 yabaye ahantu ibihugu biganirira uko biziba ibyuho bibabuza kugera ku ntego zabo zamajyambere. 