Translation of Umweltverschmutzung

Everyone says, that I am sending always silly pictures, so here 4 more images. Your picture is very cool, especially the hat, it has a really cool shape. Are there different sizes?
Until now I have tried the copy the mode of operation of Mike in class. Even the homework that they gave us do not match the exercise that we tried yesterday. I could not fulfill this task anyway.
I hope that we can teach each other a few things. I work as a nurse here in Boston, and it gives me a lot of joy and comfort because I like to help other people. It is a job that takes a lot of effort.