Most days, she ends up housebound. Statistics released Wednesday by the Ministry of Environmental Protection revealed that air quality in Beijing was deemed unsafe for more than 60 percent of the days in the first half of 2013. The national average was also dismal: it failed to meet the safety standard in nearly half the days of the same six-month period. The environment minister, Zhou Shengxian, told People’s Daily, the mouthpiece, that “China’s air quality is grim, and the amount of pollution emissions far exceeds the environment’s capacity.”
Surprisingly, this title goes not to Beijing or Delhi, which have long been touted as having the worst air quality. Rather, the most polluted city in the world is one that not many outside of Nigeria have heard of : Onitsha, Nigeria.
19 photos show just how bad the air pollution is right …
This essay will give an overview of the sources as well as the negative impacts of air and water pollution on humans in three cities, Bangkok, Dhaka and Mexico, and also discuss the governments’ strategies and the effectiveness to tackle the environment problems.