Over the past week or so, there have been some serious rumblings out of Washington about hydrofracking.

Here are some links to reports on this:

Congress Considers Fracking Regulation Amid Hodgepodge of State Drilling Rules

Congress Launches Investigation Into Gas Drilling Practices

Energy and Commerce Committee Begins Probing Hydraulic Fracturing

Hydraulic Fracturing Regulations Sought By House Energy and Commerce Department

Congress to Investigate Safety of Natural Gas Drilling Practice Known as Hydraulic Fracturing