To illustrate that the world is not in any meaningful way overpopulated, Julian Simon noted that if everyone in the world moved to Texas, each person would still have about 1,800 square feet of living space. Enough room for a family of four to live in an average size house with a front and back yard.
Since Simon made these calculations in The Ultimate Resource 2, the world’s population has grown. Recalculating for a world of 6 billion is 1,500 square feet per person, which still leaves 6,000 square feet for a family of four (a still comfortable 60- by-100-foot lot, with plenty of space for multiple story living).
But what about the roads, parks, lakes, shopping malls, my students ask? If I say everyone in the world could live in Texas, they want to know about the amenities.…