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We welcome parents, community members, and partners who share our vision for a sustainable future. Together, we can grow this program and multiply its positive impact.
Wesley International School Malang is taking bold steps to fight climate change with our Bio Char initiative.a pioneering program that turns agricultural waste into a powerful tool for healing the planet. By producing bio char, we not only remove carbon from the atmosphere but also enrich our soil, boost crop yields, and inspire the next generation to be environmental stewards. Through hands-on learning, scientific exploration, and community collaboration, our students are leading the charge toward a sustainable, carbon-negative future.
Bio char is a special type of charcoal created from plant-based materials such as wood chips, crop residues, or leaves that are heated in a low-oxygen environment. This process locks carbon into a stable form, preventing it from re-entering the atmosphere as greenhouse gases. When added to soil, bio char improves water retention, boosts nutrient availability, and fosters healthy microbial life. It is a simple yet powerful solution that benefits both the planet and agriculture by capturing carbon from the air while giving back to the earth.
In schools, farms, and communities around the world, bio char is being used to fight climate change, restore degraded lands, and increase crop productivity. By understanding and applying this process, we can take real and measurable steps toward a more sustainable future.
At Wesley International School Malang, we view biochar not only as an agricultural innovation but also as a valuable learning opportunity. By improving soil health and reducing the need for synthetic fertilizers, biochar shows how sustainable practices can lower costs while protecting the environment. Students learn directly that healthier soils lead to stronger crop yields, connecting science, sustainability, and real-world economic impact.
Biochar also highlights the importance of turning challenges into solutions. Instead of treating agricultural waste as a problem, the process transforms it into something beneficial and eco-friendly. This approach reduces disposal costs and models responsible stewardship of natural resources.
In addition, the creation of biochar can generate renewable byproducts such as syngas and bio-oil. These energy sources demonstrate how sustainability can align with efficiency, offering both environmental and economic savings.
The first step is choosing the organic material, called “feedstock,” that will be turned into biochar. At Wesley International School, we often focus on agricultural waste since it is renewable and abundant. Before the process begins, the feedstock is dried and sometimes shredded to make the transformation more efficient.
Next, the feedstock is heated in a low-oxygen environment at temperatures between 300°C and 800°C. Instead of burning away, the material undergoes a controlled thermal breakdown. This step produces three main products: biochar, syngas, and bio-oil.
Once the process is complete, the biochar is cooled and can be refined further, depending on how it will be used. This step ensures the material is stable and ready to contribute to soil health and climate-friendly practices.
By learning this process, our students see how agricultural waste can be transformed into a powerful tool for carbon sequestration, renewable energy, and sustainable agriculture.
“I believe education should go beyond the classroom, giving students the tools to make a real difference in the world. The Biochar Program excites me because it connects science, sustainability, and community impact, showing our students that even small actions can create meaningful change for the environment.”
Peter Thomas Hall
At Wesley International School, the Biochar Program is more than just a science project. It reflects our commitment to building a future where education, sustainability, and community come together. We envision a learning environment where students not only study environmental solutions but also take part in creating them.
Strengthen Community Partnerships: Collaborate with local farmers, organizations, and businesses to share knowledge and expand the impact of biochar beyond our school grounds.
Expand Student Research: Encourage students to explore new applications of biochar, from improving soil health to renewable energy, giving them opportunities to present their findings in academic and community forums.
Promote Sustainable Agriculture: Support practices that reduce dependency on chemical fertilizers and help build healthier ecosystems.
Lead by Example: Position Wesley International School as a model of how education can drive meaningful environmental change, inspiring other schools and communities to adopt similar initiatives.
We welcome parents, community members, and partners who share our vision for a sustainable future. Together, we can grow this program and multiply its positive impact.
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