pmip3:synth:bartlein:index
Differences
This shows you the differences between two versions of the page.
Next revision | Previous revisionNext revisionBoth sides next revision | ||
pmip3:synth:bartlein:index [2013/12/18 09:16] – Page moved from pmip3:synth:bartlein to pmip3:synth:bartlein:index jypeter | pmip3:synth:bartlein:index [2013/12/19 15:56] – Changed a bit the structure of the page jypeter | ||
---|---|---|---|
Line 1: | Line 1: | ||
- | ====== | + | ====== |
- | ===== Pollen-based continental climate reconstructions for the mid-Holocene and the Last Glacial Maximum | + | ===== Reference |
<note important> | <note important> | ||
+ | |||
+ | |||
+ | ===== Description ===== | ||
These data are a synthesis of existing and available quantitative reconstructions of six // | These data are a synthesis of existing and available quantitative reconstructions of six // | ||
Line 11: | Line 14: | ||
| Click on the pictures below to download the HIGH resolution pdf || | | Click on the pictures below to download the HIGH resolution pdf || | ||
^ mid- Holocene | ^ mid- Holocene | ||
- | | [[https:// | + | | [[https:// |
Please see the original paper for exact definitions of the time slices used here, the specific approaches used in synthesizing data from multiple sources, and recommendations for the use of the data in data-model comparisons. | Please see the original paper for exact definitions of the time slices used here, the specific approaches used in synthesizing data from multiple sources, and recommendations for the use of the data in data-model comparisons. | ||
- | The gridded reconstructions are available in two formats (binary and text), with one file per variable and per period: | + | The gridded reconstructions are available in two formats (//binary// and //text//), with one file per variable and per period: |
- | * netCDF | + | * //binary// [[http:// |
- | * text (.csv) files: '' | + | * Note: in the NetCDF files, the grid cells where there are no data sites are masked |
+ | * //text// [[http://en.wikipedia.org/ | ||
+ | * Note: the text files only list the grid cells that contain data sites | ||
Where the **variable**s are... | Where the **variable**s are... | ||
- | * **mat**: Mean Annual Temperature | + | * **mat**: Mean Annual Temperature |
- | * **map**: Mean Annual Precipitation | + | * **map**: Mean Annual Precipitation |
- | * **mtco**: Mean Temperature of the Coldest Month | + | * **mtco**: Mean Temperature of the Coldest Month (°C) |
- | * **mtwa**: Mean Temperature of the Warmest Month | + | * **mtwa**: Mean Temperature of the Warmest Month (°C) |
- | * **gdd5**: Growing Degree Days above 5°C | + | * **gdd5**: Growing Degree Days above 5°C (°C days) |
- | * **alpha**: moisture index, defined as Mean Annual Actual Evaporation/ | + | * **alpha**: moisture index, defined as Mean Annual Actual Evaporation/ |
... and the **period**s are: | ... and the **period**s are: | ||
Line 32: | Line 37: | ||
* **21ka**: Last Glacial Maximum | * **21ka**: Last Glacial Maximum | ||
- | Each file contains the latitudes and longitudes of the grid, along with 7 variables: | + | Each '' |
- | | + | ^ Variable |
- | * variable_se_mean: | + | | **lat** | 1 | \\ Latitude of grid-cell center (degrees North)\\ \\ | |
- | * variable_tstat: | + | | **lon** | 2 | \\ Longitude of grid-cell center (degrees East)\\ \\ | |
- | * variable_sig: = sign(t) if abs(t) > 2 (same for all variables?) | + | | **variable**_anm_mean | 3 | \\ Grid-cell mean of reconstructed anomalies\\ \\ | |
- | * variable_sig_val: | + | | **variable**_se_mean | 4 | \\ Grid-cell mean of standard errors of estimates\\ \\ | |
- | * variable_npts: | + | | **variable**_tstat | 5 | \\ // |
+ | | **variable**_sig | 6 | \\ Significance of the // | ||
+ | | **variable**_sig_value | 7 | \\ Value of // | ||
+ | | **variable**_npts | 8 | \\ Number | ||
- | < Jean-Yves, là, il faut mettre les derniers fichiers de Bart, et mettre à jour la paragraphe ci-dessus pour les formats disponibles > | ||
- | <note warning> | + | ===== History (changes) ===== |
- | ===== Extension of the Bartlein et al (2011) | + | * The data files distributed on the PMIP3 site have been updated |
- | + | | |
- | <note important> | + | * **map**_delta_**06ka**_ALL_grid_2x2_ex.[csv, nc] |
- | + | * **mat**_delta_**06ka**_ALL_grid_2x2_ex.[csv, nc] | |
- | The following | + | * **mat**_delta_**21ka**_ALL_grid_2x2_ex.[csv, nc] |
- | + | * The additions consist of: | |
- | | + | * Last Glacial Maximum, Mean Annual Temperatures: |
- | | + | * Mid-Holocene, |
- | | + | * Mid-Holocene, |
- | * map_delta_06ka_ALL_grid_2x2_ex.nc | + | |
- | * mat_delta_06ka_ALL_grid_2x2_ex.nc | + | |
- | * mat_delta_21ka_ALL_grid_2x2_ex.nc | + | |
- | + | ||
- | The additions consist of: | + | |
- | + | ||
- | | + | |
- | * Mid-Holocene, | + | |
- | * Mid-Holocene, | + | |
The organisation of the files are the same as described in section 1 above. | The organisation of the files are the same as described in section 1 above. | ||
Line 70: | Line 68: | ||
* **Shakun, J. D.**, P. U. Clark, F. He, S. A. Marcott, A. C. Mix, Z. Liu, B. Otto-Bliesner, | * **Shakun, J. D.**, P. U. Clark, F. He, S. A. Marcott, A. C. Mix, Z. Liu, B. Otto-Bliesner, | ||
* **Harrison, S. P.**, P. J. Bartlein, S. Brewer, I. C. Prentice, M. Boyd, I. Hessler, K. Holmgren, K. Izumi, K. Willis, 2013. **Climate model benchmarking with glacial and mid-Holocene climates**. Climate Dynamics, [[http:// | * **Harrison, S. P.**, P. J. Bartlein, S. Brewer, I. C. Prentice, M. Boyd, I. Hessler, K. Holmgren, K. Izumi, K. Willis, 2013. **Climate model benchmarking with glacial and mid-Holocene climates**. Climate Dynamics, [[http:// | ||
+ | |||
+ | |||
+ | ===== Download ===== | ||
+ | |||
+ | <note warning> | ||
+ | |||
+ | |||
+ | ===== Contact ===== | ||
+ | |||
+ | You can get the Author(s) contact details on the [[http:// | ||
\\ \\ \\ | \\ \\ \\ |
pmip3/synth/bartlein/index.txt · Last modified: 2014/01/30 14:31 by jypeter