A group of students from Universitas Negeri Yogyakarta (UNY) has found a creative way to help solve the problem of batik wastewater pollution by using discarded orange peels as an eco-friendly bioadsorbent. Led by Jalu Bahtiar Baharudin from the Biology program, the team extracted pectin from Citrus sinensis peels and found it to be highly effective in binding harmful dye residues typically found in batik industry waste.

As part of its commitment to environmental management and sustainability, Universitas Negeri Yogyakarta (UNY) has appointed dedicated teams to compile Environmental Management and Monitoring Implementation Reports for its campuses. These efforts are formalized through Rector’s Decrees for the year 2024: Karangmalang Campus (Decrees No. 178.2/UN34/I/2024 and No.

Sudjoko, Siti Mariyam, Wita Setianingsih Biology Education Department, Universitas Negeri Yogyakarta 

B3 waste management is regulated by Government Regulation Number 101 of 2014, which was then updated by Government Regulation

The team from the Civil Engineering Education and Planning Department, Faculty of Engineering, Universitas Negeri Yogyakarta (PTSP FT UNY) became the Favorite Cinnertion Champion in the D'Village 10th Edition event organized by the Surabaya Institute of Technology (ITS) (02/06–31/10/2021). This team consists of M.

UNY has committed to a sustainable green campus through the UNY's Rector Regulation number 20 of 2017 and strengthened by the Rector's Regulation number 16 of 2021. UNY has ensured that various waste is sorted accordingly. This sorting ensures that each type of waste/garbage that exists can be managed optimally.

UNY students do many activities to maintain the waters, one of which initiates Gerakan Pengoptimalan Sungai (GPS) activities in Semoyan village of Yogyakarta. GPS increases people's knowledge and awareness about the importance of maintaining the cleanliness of the river environment and local fish care. Youths put up banners regarding the ban on polluting rivers in some locations.