Air and Water Pollution Case Study - Mumbai, India Flashcards Preview

AA - GEOGRPAHY - Revison > Air and Water Pollution Case Study - Mumbai, India > Flashcards

Flashcards in Air and Water Pollution Case Study - Mumbai, India Deck (17)
Loading flashcards...
1
Q

Which river flows through Mumbai?

A

The Mithi

2
Q

What does the Mithi contain?

A

Untreated sewage, chemicals and disease causing microbes

3
Q

What activities contribute to the waste?

A

Washing vessels, animals and oily drums, and discharge of harzarous waste such as zinc, lead and sulphates

4
Q

What has the overall capacity of the river been reduced?

A

Because of the amount of material dumped into it, such as sludge and rubbish. It is also a threat to marine life

5
Q

What was set up to try and prevent serious floods?

A

The Mithi River Project

6
Q

What was done to make the channel deeper?

A

It was dredged and widened, so obstacles could be removed and the banks were smoothed

7
Q

What was done to make the river cleaner?

A

Waste discharges from factories were checked, and more public toilets installed to reduce the amount of sewage

8
Q

What does ‘Vision Mumbai’ include?

A

Rebuilding homes in the Dharavi and improving the areas water, sanitation and drains

9
Q

What are the main causes of Air Pollution?

A
  • Rubbish Incineration by the BMC

- Insufficient control over emission levels form vehicles

10
Q

Why are there major concerns over an increase in particulate levels?

A

Cancer causing particulate matter levels in the air has increased hugely

11
Q

Why have numbers of respiratory diseases increased?

A

Bronchitis and Asthma are more common than in 2010 because of the levels of particulates and dust

12
Q

How big is the Municipal Garbage Dump in the north of the city?

A

100 hectares, where rubbish is burned nightly

13
Q

What is the recommended safe level of particulate matter?

A

150 microgrammes per cubic meter

14
Q

What is the level of particulate matter around the MGD?

A

2000 microgrammes per cubic meter

15
Q

How have people been encouraged to use public transport?

A

A new metro system in the city has been built, with 146.5km of lines

16
Q

How have taxis had to change in the city?

A

Diesel has been banned, and 58,000 taxis now use compressed natural gas instead

17
Q

How have the city’s roads been improved?

A

The main roads out of the city have been upgraded with 55 new flyovers. Smoother flowing traffic means less congestion and less pollution