Soil secrets

  • Soil is a finite resource essential for human existenceWhat is soil made of?
  • 95% of our food comes directly or indirectly from soil
  • It takes 2000 years to produce 10 centimetres of fertile soil and we lose more than 24 billion tonnes every year through urban development, erosion and incorrect management techniques
  • Fertile soil helps to regulate the climate and stores more carbon than all of the world’s forests combined
  • Australia has some of the oldest soils in the world
  • Australian soils are continually exposed to extremely harsh environmental conditions and pose many challenges for management, whether in the home garden, parks and public spaces or agriculturally.