I would just say that certainly it's always important to consider a range of policy measures in terms of emissions reductions. The oil and gas sector is the highest-emitting sector in the Canadian economy, and some subsectors are growing, so it's certainly one that we need to continue to focus on.
Evidence of meeting #3 for Environment and Sustainable Development in the 45th Parliament, 1st session. (The original version is on Parliament’s site, as are the minutes.) The winning word was impact.
A video is available from Parliament.