Earth Matters

The Harmonized Landsat Sentinel-2 dataset combines Landsat and Sentinel-2 imagery into a seamless product.

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

Take a tree height observation on a smartphone, write a tree poem, and share stories about trees that are special to you on social media as part of the challenge.

A photo of one of the world's largest alkaline lakes handily won the crown.

A new video series offers a look at the satellite program that changed how we look at Earth.

A new report explores whether seasonal weather conditions play a role in influencing the spread of the virus that causes COVID-19.

We can't offer prize money or a trip to Mars, but bragging rights are forever if you can pick the eventual champion.

By studying Lake Salda, researchers gained a better understanding of the potential microbial and geological processes at Jezero Crater.

Every month we offer a puzzling satellite image. Your challenge is to tell us what we are looking at, where it is, and why it is interesting.

Every year, a group of scientists affiliated with the Global Carbon Project give Earth something like an annual checkup.