Outdoor illumination refers to the use of lighting in outdoor spaces to enhance visibility and safety during nighttime. This can include streetlights, pathway lights, and decorative lighting in parks or gardens. Proper outdoor lighting helps prevent accidents, deters crime, and allows people to enjoy outdoor activities after dark. Various types of outdoor illumination are available, including solar-powered lights, LED fixtures, and traditional incandescent bulbs. Each type has its advantages, such as energy efficiency or brightness. Effective outdoor lighting design considers factors like placement, intensity, and color temperature to create a welcoming and functional environment for users.