Earth Matters

Just how unusual is the big fire burning in Greenland?

Seen from space by day, central Argentina looks green and unpopulated. But by night… Visit our Earth at Night page to learn more about how scientists are using images of the planet’s dark side to gain insight on human activity and on poorly understood natural events.

What does extra carbon dioxide in the atmosphere mean for how air circulates and how clouds are distributed?

Every month on the Earth Matters blog, we offer a puzzling satellite image.

Dozens of wildfires blazed along the Atlantic coast of Argentina coast last winter. One of them left behind a massive burn scar near the Valdez Peninsula. When we wrote about the fires last month, we were unable to say with certainty whether the plume rising off the burn scar was airborne ash or dust. A quick recap from […]

From rising carbon dioxide concentrations to to shifting rainfall patterns, here are some highlights of the latest efforts to investigate our warming world.

This video shows the satellite and space-station view of various shorelines across the United States.

Though mosquitos are small, they are also deadly. A new app helps citizen scientists fight back.

Each month, we try to stump you with a new EO Puzzler. If you missed the latest one, or if you just want more challenges, we have a new one from our colleagues at the Jet Propulsion Laboratory. The science and outreach team from the Multi-angle Imaging SpectroRadiometer (MISR) is inviting you to become a geographical detective […]