What could you do to keep a landfill open longer?

To keep a landfill open longer, you can implement practices such as enhancing recycling and composting programs to reduce the volume of waste sent to the landfill. Additionally, optimizing waste sorting and management can increase the efficiency of space usage. Expanding public education on waste reduction and encouraging the use of reusable products can further minimize waste generation. Lastly, exploring innovative technologies like waste-to-energy conversion can help divert waste while generating energy.