If it's the end of the world, you might as well have plenty of tasty macaroni and cheese ready to go while you enjoy the show.
Loop the green string around a log, build a structure of logs around it, and then pull the red string to ignite it. No matches, lighters, or kindling required.
When a natural disaster or other emergency strikes, fill this water storage bag up in the bathtub to keep up to 100 gallons of fresh drinking water on hand.