Straw bale construction is a sustainable building method that uses tightly packed straw bales as wall insulation or structural elements. Made from agricultural byproducts like wheat or rice straw, the bales are stacked and covered with plaster or stucco to create durable, fire-resistant walls. This technique is especially popular in eco-friendly housing for its low environmental impact and excellent insulation properties. Straw bale walls keep interiors warm in winter and cool in summer, reducing the need for heating and cooling systems. Common in rural or off-grid areas, straw bale homes are cost-effective, renewable, and energy-efficient. The method also encourages local labor and materials, making it suitable for self-builders focused on sustainability and reducing construction-related carbon emissions.