NASA

Notes from the Field - NASA Earth Observatory

I have always wanted to visit Greenland, the “ground zero” for climate change. Its ice cap rises more than 3,200 meters (2 miles!) above sea level and it holds so much ice that if it all melted, the ...
NASA

Notes from the Field

Clement Delcourt, Rebecca Scholten and Sander Veraverbeke (from left to right, Vrije Universiteit Amsterdam) after a day of sampling in an area that burned with high severity. If only I could collect ...
NASA

Notes from the Field

Last blog post of for this field season, as Olivia mentioned in her science post, we were able to collect an important amount of high-quality data to further our knowledge of firn aquifers and try to ...
NASA

Notes from the Field

I always knew that one day I wanted to study the ocean, even though I grew up just north of Pittsburgh and had never seen the ocean. After graduating high school, I attended the College of Charleston ...
NASA

Notes from the Field

In early September, I drove down to Wallops Flight Facility to set up our GPS base station in preparation for the test flight. The test flight is to verify that everything is working as expected, and ...
NASA

Notes from the Field

As I said back in my first blog entry, one of the key objectives of the expedition was to produce an up-to-date assessment of the freshwater content of the Beaufort Gyre. Based on a preliminary ...
NASA

Notes from the Field

To improve our understanding of how large stores of soil carbon and Arctic vegetation are responding to climate change, a team of scientists participating in the NASA Arctic Boreal Vulnerability ...
NASA

A Blast of Heat in the East

Heat domes put the brakes on convection and suppress clouds and precipitation. This allows sunlight to reach Earth’s surface relatively unhindered and further elevate air temperatures. As a result of ...
NASA

Shrinking Lakes of the Kashmir Valley

Two lakes surrounded by the high Himalaya Mountains are remnants of a much larger ancient lake in India’s Kashmir Valley. While the freshwater lakes are some of the largest in the Jammu and Kashmir ...
NASA

Comments on: January Puzzler

Snow covered sand dunes, maybe Great Sand Dunes NP. But could be multiple other areas of dunes on almost every continent. Don't think that is a layer of gypsum.
NASA

Winter from the International Space Station

Over the years, astronauts aboard the orbiting laboratory have snapped spectacular photographs of Earth’s snow and ice in both hemispheres.