Primary Geography - Mexico - Mexico - Changing Settlements

Educational programme for seven to 11-year-olds. Jayne Constantinis investigates two very different Mexican cities. The capital Mexico City is possibly the largest city in the world. She discovers how it is tackling major environmental problems, including recent successful measures to curb air pollution. Then there's fast-growing Tijuana: fuelled by cross-border migration, trade and industry, the city and its people are a fascinating cultural mix of American and Mexican.