Earth at night

Earth at night

Earth at night NASA iage

Image caption: NASA’s Goddard Space Flight Center has been analyzing night-lights data and developing new software and algorithms to make night lights imagery clearer, more accurate and readily available. This is one of several global images released in 2017. This kind of data will be analyzed for the project, “Measuring movement to prospectively manage COVID-19 resurgence."

IMAGE: NASA Earth Observatory image by Joshua Stevens, using Suomi NPP VIIRS data from Miguel Román, NASA's Goddard Space Flight Center