SUMMIT CAMP, GREENLAND-- In this video dispatch meet Dr. Barry Lefer, a professor at the University of Houston researching the amount of sunlight that penetrates the Greenland snowpack. This information helps photochemists understand chemical reactions in the snow...

KANGERLUSSUAQ, GREENLAND-- Limnology is the study of freshwater systems, like lakes. Have a look at this video to to see us do modern limnological sampling, recover sediment samples from last season, and introduce you to some of our equipment...

ILULISSAT, GREENLAND-- The Exploratorium crew has moved to Ilulissat, a beautiful town 250 kilometers above the Arctic Circle on the west coast of Greenland. This is a gathering place for glaciologists because it’s close to the one of the world’s fastest-moving and most productive glaciers, the Jakobshavn glacier...

KANGERLUSSUAQ, GREENLAND-- (By Lisa Strong-Aufhauser) We were aboard the plane to Greenland when Mary got a brilliant idea: “You might ask the payload master whether you can film in the cockpit when we get in sight of Greenland.” It was a fabulous suggestion. Watch this video to see the results...

KANGERLUSSUAQ, GREENLAND-- As discussed in my last dispatch, Lisa and I got up to the Greenland Ice Sheet, tagging along with a group of glaciologists on a rock-hunting expedition. In this video dispatch, I give a quick update from atop the second largest ice sheet in the world...

NEAR KANGERLUSSUAQ, GREENLAND-- My spirits were high hiking out from the back lakes, a solo half-day walk, when I happened upon a Peregrine Falcon scrape. In this video, meet these amazing birds of prey, once endangered due to the use of pesticides like DDT...

SUMMIT CAMP, GREENLAND-- Working in the snow all day takes a certain type of skill set: digging skills, drilling skills, and snowmobile driving skills. It also helps to love what you do...

KANGERLUSSUAQ, GREENLAND-- Upon arrival at the Kangerlussuaq International Science Support center (affectionately known as KISS), I decided to give a quick video update...

TOOLIK FIELD STATION, ALASKA-- To understand how the Arctic tundra changes over time, we are inventorying vegetation plots established here nearly twenty years ago. In this video meet my field partners, Joel and Sayuri, as they inventory amidst the rolling tundra and mosquitoes...

KANGERLUSSUAQ, GREENLAND-- For the first few days of field work, I was joined by collaborators N. John Anderson and Chris Barry from the UK. I took advantage of the extra muscle to get to some lakes I wouldn't have otherwise...