Air and Water Pollution Case Study - Mumbai, India Flashcards
Which river flows through Mumbai?
The Mithi
What does the Mithi contain?
Untreated sewage, chemicals and disease causing microbes
What activities contribute to the waste?
Washing vessels, animals and oily drums, and discharge of harzarous waste such as zinc, lead and sulphates
What has the overall capacity of the river been reduced?
Because of the amount of material dumped into it, such as sludge and rubbish. It is also a threat to marine life
What was set up to try and prevent serious floods?
The Mithi River Project
What was done to make the channel deeper?
It was dredged and widened, so obstacles could be removed and the banks were smoothed
What was done to make the river cleaner?
Waste discharges from factories were checked, and more public toilets installed to reduce the amount of sewage
What does ‘Vision Mumbai’ include?
Rebuilding homes in the Dharavi and improving the areas water, sanitation and drains
What are the main causes of Air Pollution?
- Rubbish Incineration by the BMC
- Insufficient control over emission levels form vehicles
Why are there major concerns over an increase in particulate levels?
Cancer causing particulate matter levels in the air has increased hugely
Why have numbers of respiratory diseases increased?
Bronchitis and Asthma are more common than in 2010 because of the levels of particulates and dust
How big is the Municipal Garbage Dump in the north of the city?
100 hectares, where rubbish is burned nightly
What is the recommended safe level of particulate matter?
150 microgrammes per cubic meter
What is the level of particulate matter around the MGD?
2000 microgrammes per cubic meter
How have people been encouraged to use public transport?
A new metro system in the city has been built, with 146.5km of lines
