A conservation group is suing the British Columbia government for exempting two oilpatch dams from environmental rules years after the dams were built.

Petronas has put a massive package of oil and gas assets in Alberta on the sales block but it has no intention of abandoning the country despite the recent cancellation of its plan to build a West Coast LNG terminal, a spokeswoman says.

The British Columbia Oil and Gas Commission has confirmed that fracking caused a 4.6-magnitude earthquake in August — the largest linked to the industry in the province to date.