Friday, August 28, 2009

Chapter 7:Land Supply (Responses to limited land supply)

I moved on to the ways in which we can increase land supply or to solve land supply problems.

They are:
1)Increasing price of land
2)Increasing supply of land
3)Conserving land.

1) INCREASING PRICE OF LAND

For increasing price of land, the concept that surrounds this is price mechanism and is about the demand and supply graph as shown below:


Second way is to increase supply of land and related to Chapter 4 on Agriculture where you learnt people clear the forest for land for settlement and agricultural purposes.

So two ways were demolishing old buildings and deforestation. The video below showed about deforestation in Brazil, at the Amazon rainforest and I told you to think about the negative effects that it brings besides being able to increase supply of land and that forests around the world are carbon sinks. Look at the video for re-cap and look at why deforestation is so rampant in Brazil, link it back to the concept of demand and supply too.


Possible impacts of deforestation:
1)Loss of biodiversity
2)Habitat degradation
3)Modified global climate (emission of CO2)
4)Social impact (indigenous people)

2) INCREASING SUPPLY OF LAND
Below was the video i showed about how Dubai is increasing their supply of land largely for tourism purposes.

Below are the satellite images that showed the growth of the islands of Dubai

Jan 1973-Barely much settlements seen
August 1990-Transport networks and settlements sighted
Oct 2006-Increase in settlement and transport networks and the growth of the Dubai islands

Images credited to : http://kuusanmaki.com/blog/?p=21

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