Well, ya. The Liberals are on the way out, so they can put into place policies and such that force future spending on things people want, that will have to get cancelled do to budgetary constraints. And if the future parties do plow forward with it, you can shit can on it and rally the people that don't want it into a frenzy, and sweep all of this up under a rug somewhere by the time you get to the next election.

Welcome to Flip Flop First Past the Post Politics when you have a defacto two party system.

Doesn't it take up to 15 years to get a reactor going anyway?

Assuming they do commit to getting started right away, what's needed right now is a simple but non-condescending education campaign that is convincing for those with concerns about waste handling, whether byproducts may be used for weapons, and with assurances about the reactor's security from potential attacks.

editing to add: Also, all sources of ostensibly emissions-free energy have to address concerns about the initial mining process and minimization of the damage it causes. We have labour laws for Canada, but materials sourced from outside have high chances of exploitative practices in addition to environmental devastation.