CharAnalysis

Downloads and wiki:
http://code.google.com/p/charanalysis/

Screen shots:

The following citations provide the most thorough background for the analyses employed in CharAnalysis, including the assumptions inherent in charcoal peak identification using a local threshold. These may be downloaded from the "Publications" page, linked to on this page.*

• Kelly, R.F., P.E. Higuera, C.M. Barrett, and F.S. Hu. 2011. A signal-to-noise index to quantify the potential for peak detection in sediment-charcoal records. Quaternary Research 75: 11-17.
• Higuera, P.E., D.G. Gavin, P.J. Bartlein and D.J. Hallett. 2010. Peak detection in sediment-charcoal records: impacts of alternative data analysis methods on fire-history interpretations. International Journal of Wildland Fire 19: 996-1014.
  
  Please use the following citation (also available via the Publications page) if you use the CharAnalysis program in a publication, and please note that it is freely available via the web site http://sites.google.com/site/charanalysis/
  

• Higuera, P.E., L.B. Brubaker, P.M. Anderson, F.S. Hu, T.A. Brown. 2009. Vegetation mediated the impacts of postglacial climatic change on fire regimes in the south-central Brooks  Range, Alaska. Ecological Monographs 79: 201-219.

Other publications using this software include:

• Marlon, J.R., P.J. Bartlein, D.G. Gavin, C.J. Long, R.S. Anderson, C.E. Briles, K.J. Brown, D. Colombaroli, D.J. Hallett, M.J. Power, E.A. Scharf, and M.K. Walsh. 2012. Long-term perspective on wildfires in the western USA. Proceedings of the National Academy of Sciences doi:10.1073/pnas.1112839109
• Higuera, P.E., M.L. Chipman, J.L. Barnes, J.L., M.A. Urban, and F.S. Hu. 2011. Variability of tundra fire regimes in Arctic Alaska: millennial scale patterns and ecological implications. Ecological Applications 21: 3211-3226.
• Briles, C.E., C. Whitlock, C.N. Skinner, and J. Mohr. 2011. Postglacial forest development on different substrates in the Klamath mountains, northern California, USA. Ecology 92: 590-601.
• Whitlock, C., C.E. Briles, M.C. Fernandez, J. Gage. 2011. Holocene vegetation, fire, and climate history of the Sawtooth Range, central Idaho, U.S.A. Quaternary Research 75: 114-124.
• Higuera, P.E., C. Whitlock, and J. Gage. 2011. Linking tree-ring and sediment-charcoal records to reconstruct fire occurrence and area burned in subalpine forests of Yellowstone National Park, U.S.A. The Holocene 21: 327-341.
  
• Ali, A. A., P. E. Higuera , Y. Bergeron, and C. Carcaillet. 2009. Comparing fire-history interpretations based on area, number and estimated volume of macroscopic charcoal in lake sediments. Quaternary Research, 72: 462-468.
• Chepstow-Lusty, A. J., M. R. Frogley, B. S. Bauer, M. J. Leng, K. P. Boessenkool, C. Carcaillet, A. A. Ali, and A. Gioda. 2009. Putting the rise of the Inca Empire within a climatic and land management context. Climate of the Past 5:375-388.
• Marlon, J.R., P.J. Bartlein, M.K. Walsh, S.P. Harrison, K.J. Brown, M.E. Edwards, P.E. Higuera, M.J. Power, R.S. Anderson, C. Briles, A. Brunelle, C. Carcaillet, M. Daniels, F.S. Hu, M. Lavoie, C. Long, T. Minckley, P.J.H. Richard, S.L. Shafer, W. Tinner, C. Umbanhowar, and C. Whitlock. 2009. Wildfire responses to abrupt climate change in North America. PNAS 106: 2519-2524.
• Huerta, M. A., C. Whitlock, and J. Yale. 2009. Holocene vegetation-fire-climate linkages in northern Yellowstone National Park, USA. Palaeogeography, Palaeoclimatology, Palaeoecology 271:170-181.
• Walsh, M. K., C. Whitlock, and P. J. Bartlein. 2008. A 14,300-year-long record of fire-vegetation-climate linkages at Battle Ground Lake, southwestern Washington. Quaternary Research 70:251-264.
• Briles, C.E., C. Whitlock, P.J. Bartlein, and P.E. Higuera. 2008. Regional and local controls on postglacial vegetation and fire in the Siskiyou Mountains, northern California, USA. Palaeogeography Palaeoclimatology Palaeoecology 265: 159-169.
• Higuera, P. E., L. B. Brubaker, P. M. Anderson, T. A. Brown, A. T. Kennedy, and F. S. Hu. 2008. Frequent Fires in Ancient Shrub Tundra: Implications of Paleorecords for Arctic Environmental Change. PLoS ONE 3:e0001744.