Arab News #OPINION: By 2050, 70% of the world will live in cities. #Megacities are economic hubs, but to survive #ClimateChange, governments urgently need state-of-the-art early-warning systems and emergency urban refuges, writes Andrew Hammond
#OPINION: By 2050, 70% of the world will live in cities. #Megacities are economic hubs, but to survive #ClimateChange, governments urgently need state-of-the-art early-warning systems and emergency urban refuges, writes Andrew Hammond