“No boots on the ground? How about boots on the roof?” Wilkinson tweets, after publishing this cartoon in several U.S. newspapers. The first frame shows U.S. President Barack Obama warning that “ISIS is capturing oil fields to fund terror. We must fight back!” “I am,” replies a homeowner, shown installing three solar arrays on her roof. (h/t to my dad, the ever-vigilant Reuben Brasloff, for spotting this piece)