The severe flooding in Aceh at the end of November 2025 became the most difficult experience in the life of Dr. Nurdin, an alumnus of the Doctoral Program in Educational Research and Evaluation at Universitas Negeri Yogyakarta (UNY), who witnessed his hometown in Peureulak, East Aceh Regency turn into a sea of water and mud after days of nonstop rain.
Students participating in the Community Service Program (KKN) at Universitas Negeri Yogyakarta (UNY) organized a training session on making eco enzyme for the local community in Punukan Hamlet, Wates, Kulonprogo Regency. The activity focused on teaching residents how to turn organic household waste into eco enzyme, a natural and environmentally friendly product with many practical uses.
The KKNM 25219 Punukan team consisted of several students who actively guided villagers through the process of preparing eco enzyme using simple materials commonly found around the home.
Students participating in the Community Service Program (KKN-M) at Universitas Negeri Yogyakarta carried out a community empowerment program by introducing natural insecticide incense and botanical pesticides in Padukuhan Sembung, Purwobinangun Village, Pakem District, Sleman Regency, Yogyakarta Special Region. The program aimed to offer environmentally friendly solutions for insect and crop pest control using local natural materials.
Students from the Biology Education Study Program, Faculty of Mathematics and Natural Sciences (FMIPA) at Universitas Negeri Yogyakarta (UNY) carried out activities to monitor the growth and identify mangrove species on the coast of Pasir Mendit Beach, located in Kalurahan Jangkaran, Temon District, Kulon Progo Regency.
This activity is a follow-up to the 100 mangrove saplings planting program conducted previously in October and serves as a field learning experience for students to directly observe mangrove diversity.
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).
