1 December — I write this on the flight from Christchurch, New Zealand to The Ice. We are on an Air Force C-17, a monstrously large aircraft for transporting monstrously large amounts of cargo. In the ...

There is no award for completing the walk from Mexico to Canada through California, Oregon, and Washington. But read about the journeys of so-called “thru-hikers” of the Pacific Crest Trail (PCT), and ...

We returned to Utqiagvik, the northernmost town in the U.S., for fieldwork for our project “clarifying linkages between canopy SIF and physiological function for high latitude vegetation.” We want to ...

In January 2016 in Kenya, the conditions were just right for an outbreak of Rift Valley fever. A strong El Niño on the other side of the world had brought higher temperatures and a wetter-than-normal ...

The MOSAiC Leg 3 Ice Coring Team. Photo by Calle Schönning. The main task I am involved with here on MOSAiC is the drilling of sea ice cores. Each week, a group of 10 scientists from the Sea Ice, ...

Since 1999, Earth Observatory has published 16,000+ images. To celebrate our 20th anniversary and the 50th anniversary of Earth Day, we want you to pick our all-time best image. Each week from March ...

Update: This Landsat 9 image shows an island group and its surrounding waters off mainland Mozambique. Congratulations to Mark for being the first reader to identify the location and to Yaakov ...

Today marks day 12 of the AVUELO campaign, and what a whirlwind it has been! It feels like just yesterday we were kicking things off, but with so many moving parts, time has flown by. Between the ...

Weather: Smoky and in the 70s F (20s C) all day. Our first day of camp found me waking up on Steph Woodworth’s couch. Steph is the Project Director for Northern Youth Leadership (NYL), a nonprofit ...

Update on March 19, 2025: This Landsat image shows fields in southern Poland that have taken on ribbon-like shapes after generations of land division. Congratulations to Annie Burgess for being the ...

Satellite images of Earth at night have been a curiosity for the public and a tool of fundamental research for at least 25 years. They have provided a broad, beautiful picture, showing how humans have ...

A helicopter lifts the remote sensing hut to a new location away from the growing ridges. Photo by Eric Brossier. The leads that formed the last weeks throughout the floe continue to have an impact ...