Give em a few years and they’ll be calling for human sacrifices to appease their angry pagan God.
#1 - It's Bush's fault
If that isn't appropriate go to -
#2 - It must be caused by Global Warming (updated to “Climate Change”)
The above two liberal responses cover all cases...:^)
They already are — reference the millions of human deaths called for by the likes of Bill Ayers and his unlovely wife to “restore” the Earth’s population “balance.”