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Unit 11 understanding land supply
- 1. CHONG BOON SECONDARY SCHOOL Lower Sec Geography Secondary Two Unit 11: Understanding Land Supply
- 2. Thinking Questions 1.Does Singapore really have very little land?
- 3. Unit Objectives 1.Explain the reasons for land constraint.
- 4. Land : A Scarce Resource •Scarce : Rare and hard to find. •Land refers to the surface of the Earth (except Oceans) •Makes up 30% of surface of the Earth. •10% is habitable
- 5. Land Land Land •Current Global Population = 7 billion humans. •Limited supply of land mixed with unlimited demand for land.
- 6. 3 Common uses for land 1.Residential 2.Industrial 3.Agricultural
- 7. Reasons for the Rising Demand for Land •Increase in Global Population •Increase in Urbanisation
- 8. Increase in Global Population •In the 1960s, global population was at 3 billion. •By 2008 the number stood at 6.6 billion. •Currently global population is at 7 billion. •The size of the Earth has not grown.
- 9. Increased Urbanisation • Increase in the percentage of urban centres. • Increase in the percentage of people living in urban centres. • Megalopolises (supercities) are formed • New York – Boston – Tokyo – Manila • Urban Centres need more land to build residential, industrial and commercial purposes.
- 10. More of one, Less of the other •Useable land is fixed •More used for one function means less for another. •The same piece of land can only either be used for residential / agricultural / commercial / industrial, rarely for combinations.
- 11. Thinking again “Is there any way to combine these uses?”
- 12. Mind-mapping time (Land) (Residential) (Agricultural) (Commercial) (Industrial) (Transport) (Increase in population) (Increase Urbanisation) (Competition for different land use) (Reasons for the rising demand for land) (Land constraint)
- 13. Let’s do a simple revision exercise •Take 8-10 minutes to complete the revision exercise. •Sieve through your notes, locate the suitable answers. •Mini Test in week 6 (units 11-13)