Qualified human beings are not only seen in terms of education and daily behavior but can be seen from the way how someone treats the region or place where he lives. Housing arranged neat and clean will always look comfortable and conducive (safe) if balanced with the surrounding environment conditions are clean and neatly arranged as well. 
A bad environment will cause bad things as well. Providing a true understanding including about some diseases caused by the environment that is less clean and at the same time cultivate an orderly cleanliness movement from an early age can be used as a major step to familiarize themselves care for the cleanliness of the environment.