Instead of taxing the items, each child is weighed and then the parents have to pay for each pound above an "ideal" weight. To keep it fair the parents of underweight children should also be forced to pay, as this is also unhealthy. If govt decides the coffers are still lean then have a mid-year weigh in to get more cash.
What I gathered was that the author was suggesting that our infrastructure is ill equipped to deal with a large scale solar storm. The same way they were ill prepared to deal with the Katrina disaster.