Sustainable interior design focuses on creating spaces that are both beautiful and environmentally conscious. Start by selecting eco-friendly materials, such as bamboo or reclaimed wood. Energy-efficient appliances and fixtures can lower your carbon footprint while saving on utility bills. Choose low-VOC paints to improve indoor air quality. Incorporating plants not only purifies the air but also adds a natural aesthetic. Consider second-hand or vintage furniture to reduce waste and promote unique styling. Opt for renewable resources, such as natural fibers for rugs and textiles. With careful planning, you can create a stunning space that respects the environment.