Monday, August 29, 2011

Comparing population trends using lines of latitude

Rainbow by clry2
Rainbow, a photo by clry2 on Flickr.

Populations are not dispersed equally across the world's continents.

In your group, make an estimate of the number of cities that lie close to
- 20N
- 30N
- 40N

and, in the southern hemisphere
- 20S
- 30S
- 40S