Luang prabang: The Challenge, held from 30 March to 3 April, brought together students from Cambodia, Lao PDR, Thailand, and Viet Nam, creating a platform for cross-border exchange and collaboration. The students attended a full-day workshop in Luang Prabang, followed by laboratory and technical sessions in Vientiane. During the workshop, they were introduced to the fundamentals of water quality, including key parameters, monitoring methods, and how data is used to assess the health of the river.
According to Lao News Agency, building on this foundation, students were encouraged to think beyond the classroom, question their observations, and connect scientific data with real-life situations faced by communities along the river. Step by step, they were guided to turn observations into insights, and insights into practical ideas that could make a real difference.
At the same time, the Challenge provided opportunities for students to build friendships and work across cultures and disciplines, developing solutions together rather than in isolation. Working in mixed-country groups, they explored key water quality concerns, including wastewater discharge, agricultural runoff, plastic pollution, and community awareness. From field sampling along the Nam Khan and the Mekong River to laboratory analysis in Vientiane, students worked directly with real data and real conditions.
As a result, they were able to clearly see how scientific results connect to actual conditions in communities along the Mekong. Reflecting on the experience, many students highlighted how hands-on learning changed their perspective. Sokna Sou, a third-year environmental science student from the Royal University of Phnom Penh, expressed that taking water samples from the river was a new experience that helped him understand the importance of reliable data.
Similarly, Vilaphap Viphongxay, a second-year student from the Faculty of Environmental Sciences at the National University of Laos, shared how the practical demonstration deepened his understanding. He appreciated the careful approach required in monitoring water quality, which was a stark contrast to just reading about it.
For others, the learning came together most clearly in the laboratory. Nakarin Thaiking, a fourth-year student at the Department of Environmental Engineering, Chiang Mai University, found the lab session particularly enlightening. Analyzing the collected samples revealed the underlying story of the river, making the data meaningful.
Bui Thi Bao Anh, a student of Environment and Natural Resources Management at Can Tho University, reflected on how the process of collecting and analyzing samples connected to real decisions. The presentations stood out for their practicality, with students proposing solutions such as eco-floating buffers and vegetative buffer zones to address pollution.
Following each presentation, a panel of commentators from the Australian Embassy, the US Embassy, and GIZ provided feedback, helping students refine their ideas. The Mekong Youth Clean Water Challenge is part of the Mekong River Commission’s broader effort to promote inclusive approaches to strengthening water quality management across the basin.
Ms Busadee Santipitaks, Chief Executive Officer of the MRC Secretariat, emphasized the importance of empowering young people to protect the river and shape the future of the basin. The event forms part of Mekong Day 2026 celebrations under the theme ‘Together, Protect Water Quality for Shared Prosperity’, highlighting collective action as the Mekong continues to support millions of people and generate economic value.
The students’ presentations offered a glimpse of what the future could look like: informed, collaborative, and driven by a new generation ready to take action.