Air Pollution - Rio De Janeiro

Question 1

Causes (3)

Answer 1

Heavy congestion
Exhaust fumes
Mist from Atlantic mixes with exhausts and pollutants from factory chimneys

Question 2

Impacts (2)

Answer 2

Around 5000 deaths a year occur = air pollution
Brown smog

Question 3

Solutions (3+)

Answer 3

Road improvement projects:
14km long Rio-Niterói Bridge (1974)
Yellow line expressway (1997)
Have reduced congestion and air pollution however there’s big queues at both ends of bridge at rush hour

Question 4

Limitations to solutions

Answer 4

Car ownership rises and worries about safety on public transport

Question 5

Extra solutions (3)

Answer 5

New toll roads = reduce congestion
Made coast roads one way during rush hour = improve traffic flow
Metro system being extended