Science paper

Nov, 2017. 499 N 21 St

Jul 2011, 499 N 21 St

We can know from the picture that there is a growing trend here. There were not so many supermarkets and restaurants in this street eight years ago.

Through the development of recent years and the promotion of people's demand.People's living standards have been improved.It used to be WAWA and Domino, but now the environment and stores look better.

Jun 2014 126 S front St

Sep 2017 126 S front St

This place has changed a lot. This place has one of my favorite restaurants, "about hot pot", so I wanted to see what it was like a few years ago.Obviously it wasn't developed a few years ago.It looks like a parking lot.It looks empty, but in the past two years, developers have built many beautiful houses here.Greening is also important.At first it was desolate, but now it is very beautiful. There are no trash on the ground.

Q1

In my opinion, there must be some defects. For example, it is impossible to check the changes over the years in a specific place. For example, there is no recent photo of a street, only the photo of 2014.So we have no insight into how the middle class has changed over the years.So we can't tell what's going to happen

Q2

For me, I label the basic elements, such as people, buildings, iconic signs, and specific items