Here you can see the materials you referred to and the materials you used.
Reference materials
▼The exact thing is on the Japanese page.
References
Ministry of the Environment website (http://www.env.go.jp/).
Page used:『Japan>Asbestos』『Japan>Garbage problem』『Japan>Four major pollution diseases』『Japan>Future of Japan』『World>Pollution』
Prime Minister of Japan and His Cabinet website(http://www.kantei.go.jp/)
Page used:『Japan>Asbestos』『Japan>Future of Japan』
Ministry of Land, Infrastructure, Transport and Tourism website(http://www.mlit.go.jp/index.html)
Page used:『Japan>Asbestos』
Japan Center for Climate Change Actions website(http://www.jccca.org/)
Page used:『World>Global warming』
Author:Shuzo Nishioka,Tadakuni Miyazaki,Kentaro Murano(2015) 『Chikyukankyo ga wakaru -Shizen no ichiin toshite dou ikiteikuka eco wo kangaeru gendaijin hikkei no nyumon sho』,Gijutsu-Hyohron sha
Source
A detailed quotation source is specified at the bottom of each figure, respectively.
【Use and citation information】Ministry of the Environment(http://www.env.go.jp/)
【Use and citation URL】
http://contest.japias.jp/tqj19/190220/assaigai.html
http://contest.japias.jp/tqj19/190220/gomi.html
http://contest.japias.jp/tqj19/190220/smog.html
http://contest.japias.jp/tqj19/190220/toshika.html
http://contest.japias.jp/tqj19/190220/kougai.html
http://contest.japias.jp/tqj19/190220/en/assaigai.html
http://contest.japias.jp/tqj19/190220/en/gomi.html
http://contest.japias.jp/tqj19/190220/en/smog.html
http://contest.japias.jp/tqj19/190220/en/toshika.html
http://contest.japias.jp/tqj19/190220/en/kougai.html
【How to get permission】Based on the terms of use(http://www.env.go.jp/mail.html)
【Use and citation date】October 14, 2016、November 4, 2016
【Use and citation information】Japan Meteorological Agency(http://www.jma.go.jp/jma/index.html)
【Use and citation URL】
http://contest.japias.jp/tqj19/190220/toshika.html
http://contest.japias.jp/tqj19/190220/ondanka.html
http://contest.japias.jp/tqj19/190220/en/toshika.html
http://contest.japias.jp/tqj19/190220/en/ondanka.html
【How to get permission】Based on the terms of use(http://www.jma.go.jp/jma/kishou/info/coment.html)
【Use and citation date】October 16, 2016、November 23, 2016
【Use and citation information】Japan Center for Climate Change Actions(http://www.jccca.org/)
【Use and citation URL】
http://contest.japias.jp/tqj19/190220/ondanka.html
http://contest.japias.jp/tqj19/190220/haisyutsu.html
http://contest.japias.jp/tqj19/190220/en/ondanka.html
http://contest.japias.jp/tqj19/190220/en/haisyutsu.html
【How to get permission】Based on "About copyright"(http://www.jccca.org/copyright/)
【Use and citation date】November 4, 2016
【Use and citation information】Ministry of Economy, Trade and Industry(http://www.meti.go.jp/)
【Use and citation URL】
http://contest.japias.jp/tqj19/190220/energy.html
http://contest.japias.jp/tqj19/190220/en/energy.html
【How to get permission】Based on the terms of use(http://www.meti.go.jp/main/rules.html)
【Use and citation date】October 23, 2016
Use of image
【Use and citation information】Shashinsozai-Pakutaso(https://www.pakutaso.com/)
【Use and citation URL】
http://contest.japias.jp/tqj19/190220/index.html
http://contest.japias.jp/tqj19/190220/en/index.html
【How to get permission】Based on the terms of use(https://www.pakutaso.com/userpolicy.html)
【Use and citation date】September 8, 2016
【Use and citation information】human pictogram2.0(http://pictogram2.com/)
【Use and citation URL】
http://contest.japias.jp/tqj19/190220/index.html
http://contest.japias.jp/tqj19/190220/japan.html
http://contest.japias.jp/tqj19/190220/earth.html
http://contest.japias.jp/tqj19/190220/en/index.html
http://contest.japias.jp/tqj19/190220/en/japan.html
http://contest.japias.jp/tqj19/190220/en/earth.html
【How to get permission】Use based on the description in the site(http://pictogram2.com/?page_id=39)
【Use and citation date】September 8, 2016
【Use and citation information】Fukidashi-design(http://fukidesign.com/)
【Use and citation URL】
http://contest.japias.jp/tqj19/190220/index.html
http://contest.japias.jp/tqj19/190220/siteinfo.html
http://contest.japias.jp/tqj19/190220/japan.html
http://contest.japias.jp/tqj19/190220/earth.html
http://contest.japias.jp/tqj19/190220/en/index.html
http://contest.japias.jp/tqj19/190220/en/siteinfo.html
http://contest.japias.jp/tqj19/190220/en/japan.html
http://contest.japias.jp/tqj19/190220/en/earth.html
【How to get permission】Use based on the description in the site(http://fukidesign.com/wp/?page_id=2)
【Use and citation date】September 10, 2016
Other
【Use and citation information】Quiz Generator(https://quizgenerator.net/)
【Use and citation URL】
http://contest.japias.jp/tqj19/190220/quiz.html
http://contest.japias.jp/tqj19/190220/en/quiz.html
【How to get permission】From "About services"(https://quizgenerator.net/%e3%82%af%e3%82%a4%e3%82%ba%e3%82%b8%e3%82%a7%e3%83%8d%e3%83%ac%e3%83%bc%e3%82%bf%e3%82%b5%e3%83%bc%e3%83%93%e3%82%b9/)
【Use and citation date】November 8, 2016
【Use and citation information】Google Form(https://www.google.com/intl/ja/forms/about/)
【Use and citation URL】
http://contest.japias.jp/tqj19/190220/anke.html
http://contest.japias.jp/tqj19/190220/en/anke.html
【How to get permission】Based on the terms of use(https://www.google.com/intl/ja/policies/terms/)
【Use and citation date】November 16, 2016、 December 24, 2016
【Use and citation information】Twitter(https://twitter.com/)
【Use and citation URL】
http://contest.japias.jp/tqj19/190220/ below
【How to get permission】Based on the terms of use(https://twitter.com/tos?lang=ja)
【Use and citation date】December 18, 2016