Now we have a moral duty to talk about climate change

(CNN)- This is what climate change looks like. Entire metropolitan areas — Houston in the United States and Mumbai in India — submerged in catastrophic floods.

Record-breaking rainfall: Harvey’s 50-plus inches of torrential deluge set a new national tropical cyclone rain record for the continental United States.

They used to make Hollywood disaster movies about this sort of thing. Now it’s just the news.

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