Soil and change Explain the causes of soil degradation. Discuss the environmental and socio- economic consequences of this process, together with management strategies. (4hours) Patterns in environmental quality and sustainability 4 hours Lesson 2

What are the causes of soil degradation? Why is soil degradation a concern to farmers? Have your h/w out from last lesson

What do you think the consequences of soil degradation might be?

Watch the trailer to find out a little more about some of the consequences of soil degradation

Consequences of soil degradation Increased surface run off and stream discharge Reduction of water infiltration and groundwater recharge Development of erosional gullies and sand dunes Change in the surface microclimate that enhances aridity Drying up of wells and springs Reduction of seed germination of native plants Possible conflicts (e.g. Darfur conflict)

Consequences and management strategies On your world map, you need to: 1.Annotate areas of the world that are suffering from soil degradation and explain why (categorise the effects as social, economic, environmental and political where appropriate) 2.Annotate the areas of the world that have put strategies in place to manage soil degradation and give a brief explanation of what these strategies are.  Use the handout to help you.

World map to show the consequences of soil degradation and the management strategies implemented Key = Environmental consequences = Social consequences = Economic consequences = Management strategies