in ireland, for example, there are only a few small areas where people speak gaelic, the native Irish language. One expert says that half of the world's languages are dying because children are on longer learning them. Languages have changed and disappeared throughout history. with progress, change is inevitable. in ireland, for example, there are only a few small areas where people speak gaelic, the native Irish language. One expert says that half of the world's languages are dying because children are on longer learning them. Languages have changed and disappeared throughout history. with progress, change is inevitable.