After hydraulic fracturing or "fracking" triggered a 4.4-magnitude earthquake in northeastern B.C., some critics called for a moratorium on fracking. This was one of the world's largest earthquakes ever triggered by the controversial process. Dianne Buckner of The Exchange speaks with geotechnical engineer Rick Chalaturnyk on whether or not a moratorium is the best way to address the link between fracking and earthquakes.

From the Curio.ca streaming audio-visual collection.