L1 ap what do you think the global population will

424 views

Published on

Published in: Technology, News & Politics
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
424
On SlideShare
0
From Embeds
0
Number of Embeds
159
Actions
Shares
0
Downloads
11
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

L1 ap what do you think the global population will

  1. 1. POPULATION CHANGE
  2. 2. What do you think the global population will be by the end of the lesson? Population Clock
  3. 3. How has population grown over time? Draw a graph to show how you think population has changed on the mini-white board Globalpopulation(billions) Year
  4. 4. Did it look like either of these? • Stick in the graph and describe what it shows
  5. 5. Key terms – p170 Birth rate Death rate Natural change Natural increase Natural decrease Life expectancy Zero growth Exponential growth
  6. 6. Calculating natural change Difference between BR and DR as a %: As BR and DR are a per 1000 the difference is divided by 10 to get a per 100 i.e. % Use the example on p.171 to guide you and have a go at q.2 using table E p.172
  7. 7. Demographic Transition Model
  8. 8. The Demographic Transition Model (DTM) • This model explains birth and death rate patterns across the world and through time. • It shows links between demographic and economic changes
  9. 9. Use the cards and information on p.173 -174 to complete your table of characteristics for each stage
  10. 10. What limitations do you think there could be with the model? 1. It does not include the influences of migration 2. It assumes that all countries will go through the same pattern 3. There is no time scale 4. Reasons for birth rates and death rates are very different in different countries
  11. 11. How close were you……? Population Clock

×