My topic today is “The Car and Air Pollution”.

我今天的话题是“轿车与空气污染”。

youdao

Hot weather worsens air pollution by turning car exhaust into smog, which can make life miserable for people with asthma and other breathing problems.

炎热的天气使汽车尾气变成烟雾，加剧了空气污染，这可能使患有哮喘和其他有呼吸问题的人的生活更加痛苦。

youdao

Ifeach family has a car, a large amount of energy would be wasted and air pollution would become more and more serious.

如果每个家庭都有一辆汽车，就会浪费掉大量的能源，而且空气污染会越来越严重。

youdao

"At a per-passenger-mile basis, rail is about three times as efficient as travel by car, in terms of fuel efficiency, and six times as efficient as travel by air, so there are pretty substantial pollution reduction benefits both in terms of greenhouse gases and other pollutants."

VOA: standard.2010.02.15

Politicians who worry a lot about car-industry jobs are also beginning to realise that there can be votes in curbing car use where congestion and air pollution are worst.

ECONOMIST: Global pile-up

Each car was scored for its performance in terms of air pollution, fuel efficiency and carbon footprint ratings.

FORBES: Magazine Article

The authors say a higher limit could increase gas emissions and air pollution and could lead to increased obesity, with more people taking advantage of shorter car journeys.

FORBES: Insane Medical Prediction of the Day: A Raised Speed Limit Causes Obesity