https://www.tokyo-co2down.jp/individual/eco/home/ [4]
http://www.kankyo.metro.tokyo.jp/climate/home/diagnostic_system.html [5]
Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F56071&t=%EC%97%90%EB%84%88%EC%A7%80%EC%A0%88%EC%95%BD%20%EC%83%81%EB%8B%B4%EC%82%AC%EA%B0%80%20%EA%B0%80%EC%A0%95%20%EB%B0%A9%EB%AC%B8%ED%95%B4%20%EB%AC%B4%EB%A3%8C%20%EC%A1%B0%EC%96%B8%20%28%EC%9D%BC%EB%B3%B8%20%EB%8F%84%EC%BF%84%E9%83%BD%29
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F56071&text=%EC%97%90%EB%84%88%EC%A7%80%EC%A0%88%EC%95%BD%20%EC%83%81%EB%8B%B4%EC%82%AC%EA%B0%80%20%EA%B0%80%EC%A0%95%20%EB%B0%A9%EB%AC%B8%ED%95%B4%20%EB%AC%B4%EB%A3%8C%20%EC%A1%B0%EC%96%B8%20%28%EC%9D%BC%EB%B3%B8%20%EB%8F%84%EC%BF%84%E9%83%BD%29
[4] https://www.tokyo-co2down.jp/individual/eco/home/
[5] http://www.kankyo.metro.tokyo.jp/climate/home/diagnostic_system.html
[6] http://www.sdi.re.kr/world_trends