Mother Nature Network: Infographics that incorporate maps are more popular than ever. Case in point: a few weeks ago, Nik Freeman put an interesting project online called “Nobody Lives Here.” Simply summed up, it’s a map (shown above) that puts together 2010 census data (which details how many people live in each vensus block) and shows all the places where nobody lives in the United States. It turns out that for a variety of reasons — more on that below — nobody inhabits 47 percent of the United States land area. Freeman’s…