Mexico City - Challenges of UrbWorld

Question 1

advantages of developing a less polluted Mexico city: water

Answer 1

• building sewage works reduce water pollution
• saving rainwater reduces aquifer usage and over abstraction
• recycling water reduces aquifer use

Question 2

advantages of developing a less polluted Mexico city: waste

Answer 2

• more recycling reduces landfill

- burning waste reduces landfill and therefore reduces water and air pollution

Question 3

advantages of developing a less polluted Mexico city: air pollution

Answer 3

• changing fuel recipes has reduced pollution emitted from cars and buses
• ecobici (bike share) has reduced fuel use

Question 4

disadvantages of developing a less polluted Mexico city: water

Answer 4

• sewage works are expensive

- home tanks are easily polluted by animals and insects

Question 5

disadvantages of developing a less polluted Mexico city: waste

Answer 5

• not everything can be recycled and many people refuse to recycle
• adds to air pollution - Mexico city will eventually run out of space

Question 6

disadvantages of developing a less polluted Mexico city: air pollution

Answer 6

• buses are expensive to repair and will eventually break

- people with a long journey or not near a bike point cannot use this service