Kropp, Heather, et al. “Shallow Soils Are Warmer under Trees and Tall Shrubs across Arctic and Boreal Ecosystems”. Environmental Research Letters, vol. 16, no. 1, 2021, p. 015001, https://doi.org/10.1088/1748-9326/abc994.
Watts, Jennifer D., et al. “Soil Respiration Strongly Offsets Carbon Uptake in Alaska and Northwest Canada”. Environmental Research Letters, vol. 16, no. 8, 2021, p. 084051, https://doi.org/10.1088/1748-9326/ac1222.