The wildfire disaster in Los Angeles underscores the importance of climate change adaptation. We built our infrastructure for a world that no longer exists.

As the narrative of the Southern California wildfires has shifted to identifying the causes behind what could prove to be the most expensive natural disaster in U.S. history, a common refrain has emerged on social media that seeks to dismiss the role scientists say climate change played.

Los Angeles officials say action is being taken to stem the flow of toxins into California's water supply ahead of rain forecast for the weekend.