The concentrations of greenhouse gases in Earth’s atmosphere have risen rapidly during the past century, mainly because of fossil fuel burning. Some of the effects of this are pretty straightforward: ...

Every month on Earth Matters, we offer a puzzling satellite image. The July 2025 puzzler is shown above. Your challenge is to use the comments section to tell us where it is, what we are looking at, ...

Every month on Earth Matters, we offer a puzzling satellite image. The July 2025 puzzler is shown above. Your challenge is to use the comments section to tell us where it is, what we are looking at, ...

Earlier this month, we showed a space-based view of a glory—a colorful, circular optical phenomenon caused by water droplets scattering light. The Moderate Resolution Imaging Spectroradiometer on the ...

The Earth Observatory shares images and stories about the environment, Earth systems, and climate that emerge from NASA research, satellite missions, and models.