Mega Cities and Urban Challenges

The video explores the rise of megacities, highlighting their challenges and potential solutions. It discusses transport issues, waste management, and the importance of sustainable practices. The video also examines how urban farming can contribute to food supply in densely populated areas.

What is a defining characteristic of mega cities as discussed in the introduction?

• They have populations exceeding 10 million people.

• They are primarily located in rural areas.

• They are decreasing in number globally.

• They are known for their quiet and serene environments.

In Dhaka, what is the primary mode of transportation highlighted in the video?

• Electric buses

• Private cars

• High-speed trains

• Rickshaws

How did the introduction of the underground railway system impact London's growth?

• It had no significant impact.

• It reduced the city's population.

• It facilitated the city's expansion.

• It limited the city's expansion.

What is a key factor driving the growth of mega cities according to the video?

• Decrease in global population

• Decline in rural populations

• Advancements in transportation

• Reduction in urban infrastructure

What is a major environmental challenge faced by mega cities like London and Mexico City?

• Excessive green spaces

• Waste management

• Lack of public transportation

• Overabundance of clean water

What is a significant consequence of the waste crisis in mega cities?

• Decreased urban population

• Increased biodiversity

• Improved air quality

• Clogged sewer systems

What innovative solution is being used in London to address waste oil from restaurants?

• Converting it into biodiesel for taxis

• Dumping it in landfills

• Using it to generate electricity

• Recycling it into cooking oil

What is the primary focus of the urban farming initiative discussed in the video?

• To grow food within city limits

• To increase the city's carbon footprint

• To export food to other countries

• To replace all traditional farming

What role do citizens play in the future of mega cities as suggested in the video?

• They are responsible for all urban problems.

• They have no influence on urban development.

• They are passive observers of city planning.

• They are key to implementing innovative solutions.

What is a potential benefit of urban farming in mega cities?

• Decreased local food production

• Reduced food footprint

• Higher food prices

• Increased reliance on imported food