Data_source.txt

Data source and links:
SWAP and RLGH
The SWAP and RLGH dataset is sourced from the 'rioja' R package.
Birks, H.J.B., Line, J.M., Juggins, S., Stevenson, A.C., & ter Braak, C.J.F. (1990) Diatoms and pH
reconstruction. Philosophical Transactions of the Royal Society of London, B 327, 263-278.
Stevenson, A.C., Juggins, S., Birks, H.J.B., Anderson, D.S., Anderson, N.J., Battarbee, R.W.,
Berge, F., Davis, R.B., Flower, R.J., Haworth, E.Y., Jones, V.J., Kingston, J.C., Kreiser, A.M.,
Line, J.M., Munro, M.A.R., & Renberg, I. (1991) The Surface Waters Acidification Project Palaeolimnology Programme: Modern Diatom / Lake-Water Chemistry Data-Set ENSIS Ltd, London.
Battarbee, R.W., Monteith, D.T., Juggins, S. Evans, C.D., Jenkins, A. & Simpson, G.L. (2005)
Reconstructing pre-acidification pH for an acidified Scottish loch: A comparison of palaeolimnological and modelling approaches. Environmental Pollution, 137, 135-149.
Allott, T.E.H., Harriman, R., & Battarbee, R.W. (1992) Reversibility of acidification at the Round
Loch of Glenhead, Galloway, Scotland. Environmental Pollution, 77, 219-225.
Juggins, S., Flower, R., & Battarbee, R. (1996) Palaeolimnological evidence for recent chemical
and biological changes in UK Acid Waters Monitoring Network sites. Freshwater Biology, 36,
203-219.

SMPDSV1
Harrison, S.P. (2019). Modern pollen data for climate reconstructions, version 1 (SMPDS), University of Reading, https://doi: 10.17864/1947.194, 2019.
Villarquemado
Harrison, S.P et al. (2019). Fossil pollen data for climate reconstructions from El Cañizar de Villarquemado, University of Reading, https://doi: 10.17864/1947.219, 2019.

NIMBIOS 
Bush, Mark et al. (2020). Data from: Modern pollen assemblages of the Neotropics [Dataset]. Dryad. https://doi.org/10.5061/dryad.vmcvdncqd
Llaviucu   
ACER project members et al. (2017). D CLAM age model and pollen profile of sediment core Lake_Consuelo_CON1 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.872884