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Across 1. The geographical term for a built up area; a town or city. 3. A megacity in Nigeria that is the biggest city in Africa. 8. The growth in the proportion/percentage of the population that live in towns and cities. 9. A large megacity in India. 12. The growth of a population caused by calculating the difference between births and deaths. 15. A large urban area. 16. An urban pull factor could be that there are lots of ........ so children have a chance of a decent education. 17. The largest megacity in North America. 19. The movement of people from one place to another to live. 20. A rural push factor could be that there is poor healthcare as there are few doctors and ..........

Down 2. The movement of people from countryside areas to cities in search of a better life. (4 words) 3. A city in the UK that was the biggest in the world during the 19th Century. 4. The geographical term for an area of countryside, with farms, villages and natural scenery. 5. The continent with the most megacities. 6. The continent with the lowest % of urban population. 7. A megacity in Brazil that hosted the 2016 Olympic Games. 10. The negative factors why people want to, or are forced to, leave a place. 11. The positive factors that attract people to a place when they migrate. 13. Found in Japan, the world's largest city. 14. A city with more than 10 million people. 18. An urban pull factor. Lots of these will be available in factories, transport and offices. 21. A rural push factor could be low .....