https://news.docodemodouga.net/story.php?title=%E5%BB%BA%E8%A8%AD%E3%81%A8co2%E3%81%AE%E3%81%93%E3%81%A8-%EF%BC%8304-%E5%BB%BA%E7%89%A9%E3%81%AE%E3%83%A9%E3%82%A4%E3%83%95%E3%82%B5%E3%82%A4%E3%82%AF%E3%83%ABco2%E3%82%92%E3%82%81%E3%81%90%E3%82%8B%E7%8A%B6%E6%B3%81%EF%BC%88%EF%BC%92%EF%BC%89 発表元:建設物価調査会、掲載日:2025-09-20 Sun, 21 Sep 2025 17:30:02 UTC en