>the data it puts out is coaxed into a model, which provide us with nothing we don't already know from ground based instrumentation.

https://www.npr.org/2025/08/04/nx-s1-5453731/nasa-carbon-dio... :

>That's because measuring carbon dioxide with instruments in various locations on the Earth's surface, as scientists have been doing since the 1950s, doesn't provide information about the whole planet. Satellite data, on the other hand, covers the entire Earth.

And that data showed some surprising things. "Fifty years ago we thought the tropical forests were like a huge vacuum cleaner, sucking up carbon dioxide," Denning explains. "Now we know they're not."