Do now – Jaywalk All Stars

Do now – Jaywalk All Stars

Review• Quiz and then chapter 9 material

New Material• Strong nations tend to have slow population

growth. Why?• What is IPAT?• Impact = Population x Affluence x technology,

sometimes add S for sensitivity, meaning development in a sensitive area.

• Demography? What is it?

New Material• Age Structure diagrams

Review• Transition Demographics – explain the chart

below

Review• Fertility Decline in Bangladesh (Matleb Project)• Family planning• Role of the female in the family• Graph on page 218• Impact of AIDS • Is AIDS an epidemic here in the US? Yes or no

and explain.

New material – Chapter 9• No-tilling farming• What is it and why is important?• Agriculture vs. Cropland vs. Rangeland• How and why soil gets degraded• How and why did agriculture come to be?

New material – Chapter 9• Traditional agriculture• Monoculture – give an example and give an

example of how or when it failed.

New material – Chapter 9• Soil formation:• Parent material• Bedrock• Weathering of the rock• Physical versus chemical• Soil profile - Horizontal

New material – Chapter 9• Soil profile – Horizontal• O Horizon, then A, E, B, C, R• Topsoil vs. clay• Page 230 (top of page)• Land degradation and erosion• Desertification• The dust bowl

New material – Chapter 9• The Dust Bowl• How did this happen and when?

New material – Chapter 9• Soil profile – Horizontal• O Horizon, then A, E, B, C, R• Topsoil vs. clay• Page 230 (top of page)• Land degradation and erosion• Desertification• The dust bowl