Units of Study

Unit 1: THE DIRTY TRUTH

Properties of soil: Which of 3 soils is best for a variety of soil purposes (plant growth, water absorption, decomposition, home for organisms, and building material)? 


Unit 2: GONNA GET DIRTY

Human Impact on Soil: Can good soil be turned bad? What are the effect of the WHDS on soil?  

Unit 3: FIGHTIN' DIRTY

Protecting Soil: How can we appreciate and protect soil?  What factors affect decomposition?  

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