Varanger Penisula, Norway, 2022

Field work in 2022 on the Varanger Penisula in Norway.

Brooks Range, Alaska, 2021

Field work in 2021 on along the Chandalar River in Brooks Range, Alaska.

Porcupine River, Yukon and Alaska, 2017-2019

Field work during three consecutive years in 2017, 2018 and 2019 on along the Porcupine River in Yukon Territory, Canada and east-central Alaska.

Nadaleen Mountain, Yukon, Canada 2018

Field work in 2018 on Nadaleen Mountain in Canada.

Ellesmere Island, Canada 2017

Field work in 2017 on Ellesmere Island in Canada.

Svalbard Archipelago, Norway 2015-2016

Field work in 2015 and 2016 on Svalbard Archipelago, Norway.