5 December – World Soil Day: Science Behind the Celebration World Soil Day is observed annually on 5 December to highlight the importance of healthy soil and to advocate for the sustainable management of soil resources. The day is officially recognized by the United Nations and organized by the Food and Agriculture Organization (FAO) of the UN. It aims to raise awareness about the vital role that soil plays in sustaining life on Earth. Why Soil Matters: The Scientific Perspective Soil is a non-renewable natural resource that supports 95% of global food production. It is a living system, home to billions of microorganisms, and it plays essential roles in: Plant growth (providing nutrients, water, and root support) Carbon storage (helping mitigate climate change) Water filtration and purification Biodiversity conservation Nutrient cycling (including nitrogen and phosphorus cycles) Despite its importance, soil is under threat due to erosion, pollution, deforestati...