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Techno rainbird

a new computer model by National Aeronautical and Space Administration (NASA) can now indicate exactly where rain or snow originate across the world. The model simulates water movement in the atmosphere around the world and traces it from the places where it evaporates to the places where it falls back to the Earth.

"If I see rain or snow in the central US, I can now tell you how much of the moisture came from the Gulf of Mexico, how much came from the tropical Atlantic Ocean and so on,' said meteorologist Mike Bosilovich from NASA's data assimilation office.

According to NASA scientists, their