What is the purpose of the old man photographing the sky for seven years in a row?

First of all, he loves photography. Secondly, he cares about the weather and air quality. Most importantly, he loves his hometown very much and wants to do something for it.

A popular word on the Internet is called "smog". Many places in Shijiazhuang, Hebei Province have been criticized for poor air quality and smog. The old man comes from Shijiazhuang, Hebei Province and has been criticized. After hearing the news, he had an idea, that is, shooting the sky every day to record the air quality changes in Shijiazhuang City, Hebei Province in recent years. With this idea, the old man began to implement it.

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For more than seven years, he photographed the sky on the balcony every day. Now he makes these photos into a histogram to show netizens that the air quality in his hometown is getting better and better. It is not easy to persist in doing one thing for seven years. Why can this old man do it? I think, first of all, this is his hobby, and secondly, he has a firm goal to let online users see that the air quality is getting better and better, and ride the purpose to record the air.

The deep reason for this is that the old people actually love their hometown and want to do something for it, so they came up with this idea. This is very touching. Everyone can contribute to his hometown. This contribution is big or small, but every contribution can not be ignored. This move of the old man lasted for seven years, which is not easy, but it is also worth learning and praising.