Fracking triggers 90% of large quakes in B.C., Alberta oil and gas patch
Wednesday, March 30, 2016 - 07:30
in Earth & Climate
New research shows that more than 90 per cent of seismic events larger than magnitude 3.0 in B.C. and Alberta's energy fields are caused by hydraulic fracturing. But the same research shows that only a tiny percentage of fracked wells actually trigger earthquakes, and they're trying to find out why.