03 - Small Scale Processes that cause desertfication

Trigger to Outcome

Sparse Vegetation

• Fewer _____

• _____ Soil Structure

• Plants Cannot ____

• Desertification Occurs

Sparse Vegetation

• Fewer Roots

• Loose Soil Structure

• Plants Cannot grow

• Desertification Occurs

Sparse Vegetation

• Less Canopy

• Less E_______

• Less R________

• Soil has less _______

• Desertification Occurs

Sparse Vegetation

• Less Canopy

• Less Evapotranspiration

• Less Rainfall

• Soil has less water

• Desertification Occurs

Sparse Vegetation

• Less Canopy

• Soil E_____

• Rain washes away n____

• Plants cannot g____

• Desertification Occurs

Sparse Vegetation

• Less Canopy

• Soil Exposed

• Rain washes away nutrients

• Plants cannot grow

• Desertification Occurs

Sparse Vegetation

• Less Canopy

• Less S_____

• Temperatures i______

• Climate becomes too h_ for plants to grow

• Desertification Occurs

Sparse Vegetation

• Less Canopy

• Less Shade

• Temperatures increase

• Climate becomes too hot for plants to grow

• Desertification Occurs

Sparse Vegetation

• Less L____ L____

• Less D______

• Less n_____ in the soil

• Plants cannot grow

• Desertification Occurs

Sparse Vegetation

• Less Leaf Litter

• Less Decomposition

• Less nutrients in the soil

• Plants cannot grow

• Desertification Occurs