近年来雾霾天气(haze)越来越严重。请就此话题写一篇80词左右的短文。
内容提示：
因为雾霾天气，学生的户外活动比以前少了;
人们不得不戴面罩(mask)出行, 道路上也发生了更多交通事故;
空气污染问题严重，不利于健康;
每个人都应该采取措施来保护环境。例如……
注意：
短文须包括所有要点，不必逐句翻译，要求语句通顺、意思连贯;
第4个要点的内容须适当发挥;
短文开头已给出，不计入总词数。
These years the haze weather appears more and more often.
【参考】
These years the haze weather appears more and more often. Because of the haze weather, students have fewer outdoor activities than before.
People have to wear masks when they go out. Also, there are more traffic accidents on the road.
Air pollution has become a serious problem. It is bad for our health. Everyone should take action to protect the environment. For example, we can change our life style. We can ride bikes or take buses when we go out. I plan to plant more trees in the future.
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