Bhatt, U. S., D. A. Walker, M. K. Raynolds, J. E. Walsh, P. A. Bieniek, L. Cai, J. C. Comiso, H. E. Epstein, G. V. Frost, R. Gersten, A. S. Hendricks, J. E. Pinzon, L. Stock, and C. J. Tucker. 2021. Climate drivers of Arctic tundra variability and change using an indicators framework. Environmental Research Letters 16(05):055019,