It would appear that Big Brother is not Washington, it’s outer space. Satellites are now turning their high-tech eyes down to the smokestacks, making it possible to watch CO₂ being dumped into the global atmosphere. No more guessing games, no more “our emissions are probably okay.” The numbers don’t lie, and coal plants are not looking so good.

America Tops the Naughty List

New satellite maps show the 10 biggest CO₂ super-emitters, and they’re all coal plants from the U.S. Yes, we’re number one… but not the kind of trophy you want to display. And right there in the mix? Colstrip, Montana. Our coal giant didn’t just make it on the list; it landed in the top five.

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Why Colstrip Made the Cut

Satellites are watching the plumes flowing out of that plant and putting it on blast for all to see. If you’ve driven through eastern Montana and asked yourself, “Why does the skyline look like a steampunk factory?”You can probably take an easy guess.

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Why It Matters

This isn’t just tree-hugger trivia. Public satellite data means regulators, environmentalists, and even the neighbors can tell which company is gassing up the planet. That puts Colstrip in a hot, glaring spotlight. And although some will want to argue “jobs versus climate,” one thing is certain: the excuses just got harder to sell.

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Montana on the Map (For Better or Worse)

We’re used to Montana appearing on lists of best fly-fishing or most beautiful drives. Now we’re on the super-emitters leaderboard. Not exactly something you would want to see on a postcard.

Best lookout points in Montana by visitors' reviews

Lookout points are found across the U.S. Stacker compiled a list of the best in Montana using August 2025 data from Tripadvisor.

Gallery Credit: Stacker