PEARL researchers open the dome of a sun tracking instrument on the roof of the Ridge Lab to perform maintenance.

Photo Story: “A Day in the Life” at PEARL, The Polar Environment Atmospheric Research Laboratory at Eureka

Written by CMOS Bulletin SCMO on December 28, 2017. Posted in Air Quality, Arctic, What's Current.

– Photos by Dan Weaver, University of Toronto –

The Polar Environment Atmospheric Research Laboratory (PEARL) at Eureka, Nunavut is a scientific station fully equipped for specialised atmospheric measurements and situated in Canada’s far North only 1,100 km from the Pole.

Photo shows an orange sky, a snow covered landscape, with the lights from buildings in the community of Eureka in the distance — Sunrise over Eureka, Nunavut.

Photos shows two researchers very warmly dressed on the roof of the PEARL Ridge Laboratory at Eureka working on a domed instrument. The sun sits in the distance at the horizon. — PEARL researchers open the dome of a sun tracking instrument on the roof of the Ridge Lab to perform maintenance.

Photo shows a glass domed instrument on the rooftop at PEARL, Eureka, with the setting sun in the distance. — The dome of the PEARL Ridge Lab Brewer spectrophotometer, which measures ozone, in the foreground and the Sun Photo Spectrometer (SPS) instrument in the background on the PEARL Ridge Lab roof.

Photo shows an aerial long-distance view of a snow and ice landscape, mountains and a river channel, near the PEARL ridge lab at Eureka. — High Arctic landscape between Eureka and Resolute, Nunavut.

Photo shows a snow and ice covered satellite in the foreground, with a researcher in the background, near Eureka. — Researcher checks up on the satellite dishes outside the PEARL Ridge Lab.

Photo shows a white Arctic Hare, sitting on a snowy landscape with a mountain in the distance, looking at the camera, near the PEARL ridge lab at Eureka. — Arctic Hare along Slidre Fjord, near Eureka, Nunavut.

Photo shows a Canada flag waving in the foreground beside a building, and a person in the distance walking along a snowy ridge at the PEARL ridge lab at Eureka. — PEARL researcher walks north from the Ridge Lab during a break from a busy fieldwork campaign.

Photo shows a flat-roofed building with some instruments on the roof and a long antennae extending in to the air, at night. Exterior lights light up the snow in the foreground. — The CANDAC Raman Lidar (CRL) at the Zero-altitude PEARL Auxiliary Laboratory (0PAL) taking nighttime measurements of the high Arctic atmosphere (e.g. temperature, H2O).

For more details of the atmospheric and climate monitoring work conducted at PEARL, see the recent CMOS Bulletin story “PEARL at the Pole: An Update on Canada’s Polar Environment Atmospheric Research Laboratory”.

About the Photographer:

Dan Weaver is a PhD candidate at the University of Toronto researching water vapour measurement techniques at PEARL. He is also an educator and photographer. Highlights of his photography can be found on his website, www.danweaver.ca and on Instagram, www.instagram.com/danweaver_ca.

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Dan Weaver, Eureka, High Arctic, Nunavut, PEARL Ridge Lab