In light of the recent study linking traffic noise to an increased risk of acquiring dementia, this article is a must read: How To Reduce Noise Pollution At Home.
Of course, one would hope that governments would think about how best to limit noise after reading that frightening study. The medical costs alone should be enough to motivate even the most dispassionate bean counter. But until they do, we really must take matters into our own hands and try to make our homes as peaceful and noise free as possible.
Link via @QuietMark.