Since June 2024, Tallinn has been running one of its most ambitious environmental education initiatives — a hands-on programme designed to teach children about waste prevention, reduction, reuse, recycling and the importance of sorting waste correctly. Affectionately known as the Waste Wolf programme, it has already reached thousands of young learners across the city.
Learning through play
The programme is carefully adapted for different stages of childhood. Kindergarten children (ages 5–7) focus on everyday items and learn how to sort waste at home and in their classroom. Primary school pupils (ages 7–10) take a step further, exploring not only household waste but also broader environmental issues such as marine litter, space debris and air pollution.
Each session includes playful tasks, colouring activities and simple environmental puzzles that keep learning fun and engaging. Lessons are led by the friendly and approachable Waste Wolf mascot and his cheerful helper Riina.
A decade of change — seen through Riina’s eyes
Riina, who has worked with similar programmes for over ten years, has witnessed a remarkable shift in children’s awareness:
“Ten years ago, people often questioned why sorting waste mattered. It felt like a forced topic. Today, children already have basic knowledge and skills. They are eager to show what they know. Their attitude is open and positive.”
This positive change is reflected in nationwide composition studies conducted by the Stockholm Environment Institute Tallinn (SEI): in the past two years, the share of biowaste in mixed municipal waste has fallen sharply, dipping below 25% in Tallinn this year.
Teachers have also embraced the programme. Some initially worried whether younger children could stay focused for a 45-minute lesson, but those concerns quickly disappeared:
“The programme is child-friendly and interactive. Even four-year-olds manage well. And for older pupils, we expanded the programme with topics like marine litter, space debris and air pollution.”
A beloved mascot across Tallinn
After countless visits, the Waste Wolf has become a well-known and beloved figure. If Tallinn’s children were asked which mascots they recognize most, the Waste Wolf would almost certainly place in the top three. While excursions are fun, a busy school schedule makes off-site visits difficult. A lively session with the mascot in a classroom fits seamlessly into the day.
Young learners leading by example
One thing is clear: children want to do the right thing. They want to sort waste properly, learn more and be praised for their efforts. And often, they approach environmental topics with more enthusiasm than adults.
The Waste Wolf programme, in its current form, runs until spring 2026. Whether Tallinn will extend it remains to be seen — but its influence on a new generation of environmentally conscious citizens is already unmistakable.
27.02.2026 | Teele Joost (City of Tallinn)
For more information, contact: teele.joost@tallinnlv.ee