In case you missed it, This American Life producer Sarah Koenig dedicated the entire July 8 episode to hydrofracking and the effect that natural gas exploitation is having on Pennsylvania's economy.
Here's a synopsis:
A professor in Pennsylvania makes a calculation, to discover that his state is sitting atop a massive reserve of natural gas—enough to revolutionize how America gets its energy. But another professor in Pennsylvania does a different calculation and reaches a troubling conclusion: that getting natural gas out of the ground poses a risk to public health. Two men, two calculations, and two very different consequences.
If you haven't heard it already, you can tune into it here.