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How many babies will be born during this lesson?. How many people are there in the world at the moment?. Write how many you think in the back of your books. How many people are there in the world at the moment?. How many people are there in the world at the moment?.
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How many people are there in the world at the moment? • Write how many you think in the back of your books
How many people are there in the world at the moment? • The world population is the total number of humans alive on the planet Earth at a given time. In early 2006, the world population reached 6.5 billion.
How many people are born every minute? • Just watch and learn…..
So in a 50 minute lesson…. • How many?
So in a 50 minute lesson…. • 12 000! Some of them even less intelligent than G.W.B !!
Population increase • Does the population also increase at 240 per minute? • If yes – why? • If no – why?
Population increase • Babies are born at about 240 per minute • The number of people dying every minute must be __________ that number because
Problems relating to population increase • Can the number of people on the Earth continue to rise indefinitely? • What are the problems with having loads of people on the Earth
Population Explosion • Pollution • Use of resources • Wildlife • Quarrying • Housing • Roads • Waste disposal • Finding partners Make a list of the effect that the growth of our population has had on resources, land and pollution
A few questions….. • Is this a world wide problem? • http://news.bbc.co.uk/1/hi/world/europe/4768644.stm • Why do people have lots of babies? • http://www.cnn.com/2006/HEALTH/parenting/05/08/mothers.index/index.html • How do people in different countries try to limit the number of babies born per family? • http://www.galtoninstitute.org.uk/Newsletters/GINL9105/Third_World_Aid.htm
What do you think? • If we need an average of 2.1 babies per family WORLDWIDE to maintain a stable population – how are we going to do it?