NASA device maps out dust storms from space to curb climate change

SALT LAKE CITY — NASA is mapping out dust storms on Earth with a device called, which could be an important tool in efforts to understand and mitigate the effects of global warming.

EMIT is an imaging spectrometer, meaning it measures the visible and infrared wavelengths reflecting off the dust, thereby determining its color. Its view is 39 miles wide and it orbits the Earth 16 times a day. NASA reports a knowledge gap when it comes to the composition of dust storms, which take a toll on the environment. That's why it launched EMIT in July 2022.

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