Temperatures not as bitter cold, but smog remains in Quebec

Ice fog rises off the St. Lawerence River in Montreal, Saturday, Jan. 22, 2022. Environment Canada has issued an extreme cold warning for the region. THE CANADIAN PRESS/Graham Hughes Ice fog rises off the St. Lawerence River in Montreal, Saturday, Jan. 22, 2022. Environment Canada has issued an extreme cold warning for the region. THE CANADIAN PRESS/Graham Hughes

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Explainer: Where do hydro poles come from?

The devastating storm in southern Ontario and Quebec last weekend damaged thousands of hydro poles across the two provinces. CTVNews.ca gives a rundown of where utility companies get their hydro poles from, as well as the climate challenges in the grid infrastructure.