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Megacities. IB SL. What Are They?. Cities with a population over 10m. Megacities grow due because of economic growth, rural-urban migration and high rates of natural increase. As cities grow the swallow up rural areas and other towns and cities nearest.
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Megacities IB SL
What Are They? • Cities with a population over 10m. • Megacities grow due because of economic growth, rural-urban migration and high rates of natural increase. • As cities grow the swallow up rural areas and other towns and cities nearest. • They become multi-nuclei centres with due to engulfing neighbouring urban areas and their CBD’s. • Some of these cities are larger than the populations of entire countries.
Impacts • Environment. • Pollution. • Increased Resource Depletion. • Migration (Both in and out). • Tourism.
Activity Watch Megacities: Mexico City and create a case study under the following points... • Past. • Present. • Future.