Part of the reason why people go to other countries to be expats is the different ways of living in that country. It's a whole new world. There you will realize that the world is not only composed of America and Europe. There you will realize that there are places where people worry about what they will eat every single day.
You may help these people to have a better life, to have a better future? How? You may always join volunteer groups that address the concerns of some locales.