Proper disposal of sourdough starter can contribute positively to eco-friendly household practices. Instead of throwing starter directly into the trash, composting it with other organic kitchen waste such as potato and sweet potato peels helps reduce landfill waste and promotes soil health. Composting transforms organic materials into nutrient-rich soil amendments that support plant growth and biodiversity. To start composting at home, designate a compost bin or pile where all biodegradable scraps can be collected. Items like fruit and vegetable peelings, coffee grounds, eggshells, and sourdough starter are excellent candidates. Avoid including meats, dairy, and oily foods that can attract pests. Regularly turning the compost helps maintain aerobic conditions that speed up decomposition. Over time, heat generated by microbial activity breaks down the materials, producing nutrient-dense compost that can be used to enrich garden soil. By composting sourdough starter and kitchen scraps, individuals support the reduction of methane emissions from landfills and decrease environmental pollution. This small but impactful action aligns with sustainable living goals and fosters a healthy planet for future generations.