On December 21, 2025, Sobat Bumi UNY — a student environmental community from Universitas Negeri Yogyakarta (UNY) — carried out a mangrove planting activity at Baros Beach in Bantul Regency. The event was part of UNY’s commitment to preserving coastal ecosystems and raising environmental awareness among students and the wider public.

About 60 participants took part in the mangrove planting initiative, including UNY students, high school students, members of the 4K Yogyakarta community, Relawan Gesit Yogyakarta, Komunitas Mangrove Baros, and volunteers from various universities.

A team of Universitas Negeri Yogyakarta (UNY) students conducting community service (KKN) in Padukuhan Gunungsaren Lor, Trimurti Village, Srandakan District, Bantul organized training on how to make liquid organic fertilizer (POC) from tofu processing waste. This activity, initiated by the KKN students, received positive responses from local residents because it offered a simple, low-cost solution that benefits both the environment and plants.

Students of the D4 Marketing Management Study Program, Faculty of Vocational Studies, Universitas Negeri Yogyakarta (UNY), through the Sustainable Development Education course, organized a Beach Clean-Up Action at Goa Cemara Beach, Bantul. This activity represents a tangible academic contribution to supporting the Sustainable Development Goals (SDGs), particularly SDG 14: Life Below Water, which emphasizes the importance of preserving coastal and marine ecosystems.

The UNY 2025 KKN-M Kependidikan Team 23928 organized a vermicomposting training program in Singgelo Hamlet, Poncosari Village, Srandakan Sub-district, Bantul Regency, Special Region of Yogyakarta. The activity featured Sujoko Slamet, an expert in organic agriculture and integrated farming, who shared insights on waste management strategies while improving soil fertility.

Students from the Community Service Program (KKN) of Universitas Negeri Yogyakarta (UNY), based in Mijil Village, Giritengah, Borobudur, Magelang, have developed a simple yet impactful innovation for rural waste management by building a Rocket Stove. This stove uses a vertical draft technology that enables faster, cleaner, and low-smoke burning of domestic waste.

The innovation addresses the persistent challenge of household waste in rural areas, especially the accumulation of light organic and inorganic waste.

A total of 22 students from the Department of Physics at Yogyakarta State University (UNY), who are taking the “Sustainable Education and Development” course with their lecturer, Dr. Riko Septiantoko, M.Pd., carried out a sea screw pine (Pandanus tectorius) planting action at Pelangi Beach, Bantul, recently. This activity is part of the implementation of learning as well as a concrete contribution by the UNY academic community in supporting the Sustainable Development Goals (SDGs).

Three students from UNY have created an eco-friendly innovation to help farmers control pests effectively without relying on chemical pesticides.

Through the 2025 Student Entrepreneurship Development Program (P2MW) of the Ministry of Higher Education, Science and Technology, the team—consisting of Ihsan Muchlis Amirudin, Afwa Naela Fauzia, and Rose Pita Nur Afifah—developed a device called the Light Trap Insect (LTI). The LTI is a solar-powered automatic pest trap that supports sustainable agriculture.

The UNY Garuda Team once again recorded a proud achievement on the national stage. In the Kontes Mobil Hemat Energi KMHE 2025 held at Universitas Jember from 23–26 October 2025, the Garuda UNY Team won 1st place in the “Urban Concept Internal Combustion Engine (MPD) – Gasoline” category, and 2nd place in the “Urban Concept MPD – Ethanol” category.

This achievement further confirms UNY’s consistent innovation in energy-efficient vehicle technology that is environmentally friendly and sustainable.

A team of students at Universitas Negeri Yogyakarta (UNY) have successfully initiated an educational innovation in the form of augmented-reality (AR) flash cards based on the tradition of Nyabuk Gunung to enhance children’s understanding of landslide-disaster mitigation. This innovation is the result of a research scheme under the Student Creativity Programme for Social-Humanities Research (PKM-RSH) funded by the Directorate of Learning and Student Affairs (Belmawa) of the Ministry of Education, Culture, Research and Technology.

Students from the Faculty of Economics and Business (FEB) at Universitas Negeri Yogyakarta (UNY), under the Nakula Student Development Program (SDP), recently conducted a community service activity titled “GROW (Green Responsibility for Our World)” at SMP Negeri 2 Manisrenggo, Klaten Regency.