I once ranted and raved on a blog called Seaspook's Rants. Since coming ashore I've observed how things work and I've come to the conclusion that we all eventually become Democrats. The honorable, only after death.
If it isn't a total solution, it would be a heck of a start. Both pictures show the "impact" a meteor can have on this world. Keep a can of SPAM handy to roll your bullets in when the SHTF. Cheers, MSgt, USAF, Retired.
I've always thought that a strike on the object in the left picture, resulting in a crater similar to the right picture, would be a good start.
"It's a start." Truer words were never spoken..