Temporal trends in research disciplines in the tundra based on the articles covering a single discipline (n = 5077).

 
  Part of: Ancin-Murguzur FJ, Hausner VH (2020) Research gaps and trends in the Arctic tundra: a topic-modelling approach. One Ecosystem 5: e57117. https://doi.org/10.3897/oneeco.5.e57117