Global warming will cost the world over $2 trillion a year in lost productivity by 2030, according to the study, published by the researchers from New Zealand.
Using environmental data and computer models they analysed expected GDP losses due to heat stress for 43 countries. Asia and Africa suffer the most and, in particular, in South-East Asia, 15-20% of annual work hours are already lost in heat-exposed jobs. That numbers may double by 2050 as global warming continues. Read more at www.weforum.org
