Feasibility of the Olympic marathon under climatic and socioeconomic change

Abstract There are concerns about the impact of climate change on Olympic Games, especially endurance events, such as marathons. In recent competitions, many marathon runners dropped out of their races due to extreme heat, and it is expected that more areas will be unable to host the Games due to cl...

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Main Authors: Takahiro Oyama, Jun’ya Takakura, Minoru Fujii, Kenichi Nakajima, Yasuaki Hijioka
Format: Article
Language:English
Published: Nature Portfolio 2022-03-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-07934-6
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author Takahiro Oyama
Jun’ya Takakura
Minoru Fujii
Kenichi Nakajima
Yasuaki Hijioka
author_facet Takahiro Oyama
Jun’ya Takakura
Minoru Fujii
Kenichi Nakajima
Yasuaki Hijioka
author_sort Takahiro Oyama
collection DOAJ
description Abstract There are concerns about the impact of climate change on Olympic Games, especially endurance events, such as marathons. In recent competitions, many marathon runners dropped out of their races due to extreme heat, and it is expected that more areas will be unable to host the Games due to climate change. Here, we show the feasibility of the Olympic marathon considering the variations in climate factors, socioeconomic conditions, and adaptation measures. The number of current possible host cities will decline by up to 27% worldwide by the late twenty-first century. Dozens of emerging cities, especially in Asia, will not be capable of hosting the marathon under the highest emission scenario. Moving the marathon from August to October and holding the Games in multiple cities in the country are effective measures, and they should be considered if we are to maintain the regional diversity of the Games.
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spelling doaj.art-97950f6cd6f2495397a953ad9b5da98c2022-12-22T01:08:53ZengNature PortfolioScientific Reports2045-23222022-03-0112111110.1038/s41598-022-07934-6Feasibility of the Olympic marathon under climatic and socioeconomic changeTakahiro Oyama0Jun’ya Takakura1Minoru Fujii2Kenichi Nakajima3Yasuaki Hijioka4Department of Environment Systems, Graduate School of Frontier Sciences, The University of TokyoSocial Systems Division, National Institute for Environmental StudiesSocial Systems Division, National Institute for Environmental StudiesMaterial Cycles Division, National Institute for Environmental StudiesCenter for Climate Change Adaptation, National Institute for Environmental StudiesAbstract There are concerns about the impact of climate change on Olympic Games, especially endurance events, such as marathons. In recent competitions, many marathon runners dropped out of their races due to extreme heat, and it is expected that more areas will be unable to host the Games due to climate change. Here, we show the feasibility of the Olympic marathon considering the variations in climate factors, socioeconomic conditions, and adaptation measures. The number of current possible host cities will decline by up to 27% worldwide by the late twenty-first century. Dozens of emerging cities, especially in Asia, will not be capable of hosting the marathon under the highest emission scenario. Moving the marathon from August to October and holding the Games in multiple cities in the country are effective measures, and they should be considered if we are to maintain the regional diversity of the Games.https://doi.org/10.1038/s41598-022-07934-6
spellingShingle Takahiro Oyama
Jun’ya Takakura
Minoru Fujii
Kenichi Nakajima
Yasuaki Hijioka
Feasibility of the Olympic marathon under climatic and socioeconomic change
Scientific Reports
title Feasibility of the Olympic marathon under climatic and socioeconomic change
title_full Feasibility of the Olympic marathon under climatic and socioeconomic change
title_fullStr Feasibility of the Olympic marathon under climatic and socioeconomic change
title_full_unstemmed Feasibility of the Olympic marathon under climatic and socioeconomic change
title_short Feasibility of the Olympic marathon under climatic and socioeconomic change
title_sort feasibility of the olympic marathon under climatic and socioeconomic change
url https://doi.org/10.1038/s41598-022-07934-6
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AT kenichinakajima feasibilityoftheolympicmarathonunderclimaticandsocioeconomicchange
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