Penerapan Asas Pertanggungjawaban Negara dalam Kerusakan dan/atau Pencemaran Lingkungan Lintas Batas Studi Kasus Certain Activities Carried Out by Nicaragua in the Border Area (Kosta Rika v Nikaragua) (2015 IJC 665 dan 2018 ICJ 150) dan Bencana Kabut asap yang ditimbulkan dari kebakaran Lahan dan/atau Hutan di Indonesia = The Application of the Principle of State Responsibility on the Transboundary Harm Consideration in Certain Activities Carried Out by Nicaragua in the Border Area (Costa Rica v Nicaragua) (2015 IJC 665 and 2018 ICJ 150) and Transboundary Haze Pollution Caused by Land and Forest Fire in Indonesia