Solar and wind are dirty cheap until it’s night time and they is no… wind. It’s not a predictable source of energy and it’s often associated with gas to compensate that.

For those who are curious about Energy and Alberta, I strongly suggest to listen to this podcast https://open.spotify.com/episode/3VBL33s0ch5BQCbg4AZJz2?si=GlWvXmM3Q1mxPwK6EMDFTw