Geothermal energy offers several benefits for irrigation preheating compared to traditional heating sources. Geothermal systems can provide a consistent and reliable heat source, even in extreme weather conditions. They also offer higher energy efficiency, reducing energy consumption and costs. Additionally, geothermal systems produce fewer emissions and utilize renewable resources, making them an environmentally friendly choice. Furthermore, geothermal systems can provide a longer lifespan and lower maintenance costs compared to traditional heating sources.