<description>&lt;p&gt;When the forecast calls for torrential rain, some Montreal residents hold their breath. Ainslie MacLellan visits one street in Saint-Laurent where homes have flooded multiple times in recent years by sewer back up during heavy rain, and finds out how climate change, infrastructure choices and our transformation of the natural landscape have created the perfect storm.&lt;/p&gt;&lt;p&gt;&lt;br&gt;&lt;/p&gt;</description>

When the forecast calls for torrential rain, some Montreal residents hold their breath. Ainslie MacLellan visits one street in Saint-Laurent where homes have flooded multiple times in recent years by sewer back up during heavy rain, and finds out how climate change, infrastructure choices and our transformation of the natural landscape have created the perfect storm.

This is Montreal

Why do some parts of Montreal flood so often when it rains?

Why do some parts of Montreal flood so often when it rains?

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