Vol 1, No 1 (2020)

	Biogas Development of Tea Dregs and Cow Manure: Study of CN Ratio and Pretreatment on Liquid State Anaerobic Co-Digestion Ghalih Hakiki, Nurlita Sari	PDF 1-6
	Characteristics of Sewu Mountain Karst as Geopark Area Bhefira Syafitri Hartawan, Reza Erwandha, Dzakiyy Sholih, Muhammad Reyhandhia Athallah Hidayat, Muhammad Bariq Irsyadi	PDF 7-12
	Comparison of Waste Management between Indonesia and South Korea Lia Kusumaningrum, Indah Rosita Dewi, Farah Diva Ulya, Jashinta Anggi P. Sitepu, Rinoa Salsabila Izdihar, Thalita Aldila Pramitasari	PDF 13-19
	Correlation between People’s Behavior and the Water that Wells Up in the Kaliyasa River, Cilacap Edbert Lintang P.N. Satrio, Muhammad Rafi Rahardian, Rayhan Arrazaq, Salma Ardelia Darmastuti, Syarifuddin Mahfudh Yudhanto	PDF 20-23
	Students’ Perception of Public Green Open Space (GOS) Existence in Reducing Student Stress Levels in Surakarta Agra Dewi Sabrina, Aninda Maulidyna, Desta Eka Fahrurozi, Novania Cantika Widagdo, Nurma Chandrasari	PDF 24-27
	The Effectiveness of Car Free Day Activity in Surakarta is Reviewed from the Anthropogenic Results: Waste and Fuel Emissions. Sapta Suhardono, Alya Afra Inas Nur, Anne Nurvita Sari, Fitri Alicia, Ivo Solikhah, Zuhro Ainaya Risyafa	PDF 28-31