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More population pyramids

     Today in class we watched a video working with population pyramids. This video was a TED talk which I have watched in the past and have really liked listening to them. This video was about how demographers can read and use population pyramids to predict following trends. The video also highlighted the differences between countries population pyramids compared to what there economy is like. It used the trend that post industrial countries or developing countries have a very high birth rate and there population is growing quickly. This is because these countries need a lot of people in their work force. In industrial countries families do not need to have as many kids to succeed so the birth rate is usually about constant with the death rate. In post-industrial countries the society has a lot more automation and less need for work.

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