PDS AP Environmental Science 8th Period 2010-11

Our text defines urbanization as the shift from people living in rural areas to people living in urban areas and is probably the greatest change our society has undergone since the transition from a hunter-gatherer lifestyle to a settled agricultural lifestyle. What exactly is an urban area? An urban area is place with a population of [...]

*Note: We only got to spend a few minutes discussing this topic the last day before exams, so I am including this nice post by IanN from last year. There are two “Human Population Problems” that we discussed in class: The Annual Growth Rate (AGR) of a population is too high, leading to problems with overpopulation. The AGR [...]

If you enjoyed the TEDTalk by Hans Rosling, I wanted give a chance to learn more about his work. First, here is yesterday’s video if you want to watch it again: Second, if any of you are interested in more about the stats in the presentation go to Dr. Rosling’s web site: http://www.gapminder.org/ Explore the [...]

Today in class we talked about the Demographic transition. We used this model to discuss how countries change over time to fit our four stages. The four stages were: Pre-Industrial: Countries without industry. Usually don’t have a centralized gov’t system (usually tribal). We didn’t find many (if any) countries that fit this stage. Transitional: These [...]