Earth’s Artificial Brightening Unpacked by NASA’s Nighttime Mapping
GREENBELT, Maryland, June 1, 2026, 09:02 EDT NASA’s newest Black Marble images indicate that Earth’s nights are lighting up more than before. But the story’s not that simple—big swathes are actually getting darker. Researchers publishing in Nature, working with NASA’s night-light dataset, calculated a net global increase of 16% in artificial nighttime brightness between 2014 and 2022. That figure comes
