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

If you want to see global warming’s signature, look to the Arctic. Up north, the air is warming and the ice is melting. As all of that reflective ice goes away, the Arctic Ocean is soaking up more ...

The Sun provides the energy that drives Earth’s climate, but not all of the energy that reaches the top of the atmosphere finds its way to the surface. That’s because aerosols—and clouds seeded by ...

Landsat imagery has become a staple of the Earth observation community. By acquiring as many as 1,400 new images a day, Landsat 7 and 8 have given us an unprecedented look at our planet. But it’s not ...

Your challenge is to use the comments section to tell us where it is, what we are looking at, and why it is interesting.

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

Landsat 8 acquired this image of Mauna Loa on December 20, 2014. The CO2 observatory is located just north of the summit caldera. Credit: NASA Earth Observatory/Landsat 8. Learn more about the image ...

On the second science data acquisition flight of PALS (on June 12) I got to fly on board the Twin Otter aircraft for the flight segment after the mid-day refueling stop at Winnipeg airport. Due to the ...

Because understanding of some important effects driving sea level rise is too limited, this report does not assess the likelihood, nor provide a best estimate or an upper bound for sea level rise. The ...

For a chemical compound that shows up nearly everywhere on the planet, methane still surprises us. It is one of the most potent greenhouse gases, and yet the reasons for why and where it shows up are ...