Mumbai

Question 1

Causes

Answer 1

Rapid urbanisation
Lack of infrastructure
Industrialisation

Question 2

Main river

Answer 2

Mithi river

Question 3

What do industries dump into the river

Answer 3

Industrial waste eg toxic chemicals and heavy metals

Question 4

What do airports dump into the river

Answer 4

Untreated oil

Question 5

Amount of sewage put into the river

Answer 5

800 million litres per day

Question 6

Other uses of the river

Answer 6

Washing oil drums

Dumping toxic materials

Question 7

Flooding causes

Answer 7

Dumping of solid waste which clogs up the river channel and drains

Question 8

Examples of solid waste

Answer 8

Plastics

Metals

Question 9

Flood date

Answer 9

July 2015

Question 10

Rainfall in 24 hours

Answer 10

1 metre

Question 11

How much of Mumbai was flooded

Answer 11

25%

Question 12

Issues with flooding

Answer 12

Airport closed transport links submerged no electricity

Question 13

Death toll from flooding

Answer 13

406

Question 14

Cost of flooding

Answer 14

100 million usd

Question 15

River channel changes

Answer 15

Dredged
Widened obstacles removed
Banks smoothed

Question 16

Water pollution reduction

Answer 16

Waste discharge from factories checked

Public toilets

Question 17

Improvements in Dharavi

Answer 17

Better water supply

Improvements in sanitation and draining

Question 18

Air pollution causes

Answer 18

Vehicle exhausts burning rubbish factory chimneys

Question 19

Issues with air pollution

Answer 19

Bronchitis emphysema

Question 20

Public transport

Answer 20

Metro with 9 lines by 2021

Question 21

Length of track

Answer 21

146.5km 32.5 underground

Question 22

Reducing exhaust fumes

Answer 22

Banning of diesel

Question 23

Number of taxis

Answer 23

58,000

Question 24

New fuel

Answer 24

Compressed natural gas

Question 25

Road improvements

Answer 25

55 new flyovers