This news story originally appeared at Google News - Search on 18 November 2021

“Earthshine” from the Moon shows our planet is dimming, intensifying global warming

For 20 years, researchers stared at the dark side of the moon to measure its faint but visible “earthshine,” a glow created by sunlight reflecting off Earth and onto the lunar surface. Their new analysis, published recently in Geophysical Research Letters, revealed that this ghostly light has darkened slightly, confirming satellite measurements that our planet […]