Multiple Choice QuestionThe air pollution problems in what major city are so bad that visibility is commonly only a few hundred meters and most days are considered either unhealthy or hazardous in terms of an air pollution index?Multiple choice question.Los Angeles, CaliforniaLondon, EnglandBeijing, ChinaMoscow, Russia

Multiple Choice QuestionWhat is the most common level of air quality found in areas where people live?Multiple choice question.The air is contaminated to some degree.Air pollution is the worst it has been in human history.The air is free of pollution.

Multiple Choice QuestionThe highly coal-dependent country of Blank______ has multiple cities with the world's worst air quality, as their need for energy has outpaced pollution controls.Multiple choice question.ChinaMexicoJapanBrazil

Multiple Choice QuestionThe ten worst polluted cities in Blank______ are all located in Shanxi Province, where 3 million tons of wastewater are produced each day.Multiple choice question.ChinaIndiaIndonesiaBangladesh

What is the primary cause of the terrible air pollution in Beijing, China?Multiple choice question.Home oil and coal burnersCoal-burning power plantsVolcano emissionsVehicles

What health hazards are associated with congested living in urban areas during urbanization?(2 Points)Reduced prevalence of infectious diseasesIncreased overall environmental healthRespiratory diseases and food poisoningImproved public health care services