population domination..yes they are out numbered yet thy remain at the top of the pyramid.
well for cultural,or islamic issues if they'r really concern there are a lot of ways to preserves these and introduce these to anyone who comes here or even b4 coming in here, this even big advantage to the locals

.they have done these but i think should exert more efforts
.
"Happiness keeps you Sweet, Trials keep you Strong, Failure Keeps you Humble, Success keeps you Glowing, But only God keeps you Going"