traffic

Fuels are not just for transportation in Nigeria, many people also use fuel to power their generators in order to get electricity at home and also run their businesses.
Business, Finance & Economics
Nigeria’s low-income communities bear the brunt of faltering economy
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Stockholm's highly-efficient subway system. Trains are known for running frequently and on time. They have large ridership but are not overly crowded because of the frequency of the trains.
Economics
US transportation is so far behind Sweden’s it’s not even funny