Basic Civil Engineering first year Notes- Chapter 4 Building.pptx
Rural areas
1. RURAL AREAS
DEFINITIONS OF UNIT´S CONCEPTS:
-Rural areas: place in the countryside, a
non-urban space.
-Agricultural landscape: natural landscape
transformed by agricultural activities.
-PROBLEMS:
How do agricultural activities transform the
landscape?
PLANNING:
1.- Elements of the agricultural landscape.
2.-Factors
3.- Types of landscapes
23. 3.- Types of landscapes
3.1. Subsistance
landscapes:
-Traditional agiculture
-Rice cultivation in Asia
3.2. Developed
landscapes:
-Plantations
-Agriculture in Europe
-The Great Plains in
North America
26. Traditional landscapes : Rice cultivation in
Asia
• Highest rural
population of the
world.
• Old technicques
• Intensive
monoculture: high
yield, abundant labour.
• Several harvests a year
27. Now your turn!
• Q5: What three physical factors
are necessary for the cultivation
of rice?
31. Now your turn!
• Q 7: Think over:
How has european agriculture been
able to increase production in spite
of reducing the number of farmers
working in the primary sector?
32. 3.2. Developed countries: Great
Plains in North Amercia
• Market oriented
• Big plots of land.
Geometrical shape.
• Extensive method:
high yield and
scarce labour.
33. Now your turn!
• Q8: Each american farmer can produce
enough food to feed one hundred USA
citizens,
How do you think he accomplishes this
result?
34. Q9: Which of these agricultural practices is the most
intensive? And the least intensive?
USA France Netherlands
Active surface
(in ha)
153 22,4 8,5
Production per
ha ($)
198 984 4 203
Production per
active farmer
($)
30 250 22 042 35 725