Both creationism and environmental denial are almost daily news. Their vile triplet, anti-vaccination crusading, hasn't reached quite the same level yet, but this article is a fascinating read -
A Broken Trust: Lessons from the Vaccine–Autism Wars
It's quite a sobering reminder of the actual scale of the assault being mounted against reason. Recommended for those who are still dubious about memes and their malignant virus-like nature.