In the categories of maps and carbon emissions, I present Project Vulcan (and it has nothing to do with Star Trek, except perhaps some inspiration in naming). This is a project at Purdue University to distill information about carbon emissions by economic sector (power, industry, transportation) into useful visualizations. It is funded by NASA and DOE (I wonder if the administration knows about this heresy).
Too lazy to check out the website? Here is a video that summarizes the work:
Here’s a graphic they created of the top 20 carbon emitting U.S. Counties (I find it morbidly humorous that #11 is Carbon, PA):