WORKSHEET 1. Explain why the water table has risen throughout much of Australia during the past 200 years. 2. Explain why the rising water table is a threat to farm crops 3. Describe how soil damage due to salinity could be reduced. 4. Are the precious minerals obtained from mines renewable or non-renewable resources? Explain your answer 5. . Explain the difference between weathering and erosion 6. Explain how the planting of trees can reduce erosion. 7. In your opinion, is fertile soil a renewable or non-renewable resource? Explain your answer. 8. What is salinity and how does it affect the use of soil? 9. Why is a rising water table a problem for farmers? 10. Why do we need to classify the organism?