WALHI Sumut menggelar aksi protes terhadap perhelatan acara "Indonesia Climate Change Forum & Expo in conjuction with Pekan Lingkungan Hidup Provinsi Sumatera Utara" di depan Santika Dyandra Premiere & Convention, Medan, Kamis, 5 September 2019. (Foto: Tagar/Tonggo Simangunsong)