| Although the Kyoto Protocol defines the emissions trading to be carried out only among countries, the tradings are being done domestically in individual countries where the emissions reduction can be realized more effectively. |
京都議定書は国家間での排出量取引のみを定めているが、より効果的な温室効果ガスの削減が可能な国内での排出量取引も行われつつある。 |