# Touchan - Dahllia - PIHA - ITRDB TUNI002 #----------------------------------------------------------------------- # World Data Service for Paleoclimatology, Boulder # and # NOAA Paleoclimatology Program # National Centers for Environmental Information (NCEI) #----------------------------------------------------------------------- # Template Version 3.0 # Encoding: UTF-8 # NOTE: Please cite original publication, online resource and date accessed when using these data, # If there is no publication information, please cite investigator, title, online resource and date accessed. # # Online_Resource: https://www.ncdc.noaa.gov/paleo/study/9922 # Description: NOAA Landing Page of study # Online_Resource: https://www1.ncdc.noaa.gov/pub/data/paleo/treering/measurements/africa/tuni002-noaa.rwl # Description: Raw Measurements - NOAA Template File # Online_Resource: https://www1.ncdc.noaa.gov/pub/data/paleo/treering/measurements/africa/tuni002.rwl # Description: Raw Measurements - Tucson Decadal File # # Archive: Treering # # Dataset_DOI: # # Parameter_Keywords: ring width #------------------- # Contribution_Date # Date: 2010-10-20 #------------------- # File_Last_Modified_Date # Date: 2020-01-31 #------------------- # Title # Study_Name: Touchan - Dahllia - PIHA - ITRDB TUNI002 #------------------- # Investigators: Touchan, R. #------------------- # Description_Notes_and_Keywords # Description: NOAA Template Raw Measurements file added 2020-01-31. #------------------- # Publication # Authors: Ramzi Touchan, Kevin J. Anchukaitis, David M. Meko, Said Attalah, Christopher Baisan, Ali Aloui # Journal_Name: Climate Dynamics # Published_Title: Spatiotemporal drought variability in northwestern Africa over the last nine centuries # Published_Date_or_Year: 2011 # Volume: 37 # Pages: 237-252 # Report_Number: # DOI: 10.1007/s00382-010-0804-4 # Full_Citation: # Abstract: Changes in precipitation patterns and the frequency and duration of drought are likely to be the feature of anthropogenic climate change that will have the most direct and most immediate consequences for human populations. The latest generation of state-of-the-art climate models project future widespread drying in the subtropics. Here, we reconstruct spatially-complete gridded Palmer drought severity index values back to A.D. 1179 over Morocco, Algeria, and Tunisia. The reconstructions provide long-term context for northwest African hydroclimatology, revealing large-scale regional droughts prior to the sixteenth century, as well as more heterogeneous patterns in sixteenth, eighteenth, and twentieth century. Over the most recent decades a shift toward dry conditions over the region is observed, which is consistent with general circulation model projections of greenhouse gas forced enhanced regional subtropical drought. #------------------- # Site Information # Site_Name: Dahllia # Location: Tunisia # Northernmost_Latitude: 36.2333 # Southernmost_Latitude: 36.2333 # Easternmost_Longitude: 8.4333 # Westernmost_Longitude: 8.4333 # Elevation: 950 #------------------- # Data Collection # Collection_Name: TUNI002 # Earliest_Year: 1890 # Most_Recent_Year: 2003 # Time_Unit: AD # Notes: #------------------- # Species # Species_Name: Pinus halepensis Mill. # Common_Name: Aleppo pine # Tree_Species_Code: PIHA #------------------- # Chronology_Information # Chronology: #--------------------- # Variables # Data variables follow that are preceded by '##' in columns one and two. # Variables list, one per line; shortname-tab- components: what, material, error, units, seasonality, data_type, detail, method, C or N for Character or Numeric data,additional information) ## age_CE age,,,time unit>age unit>year Common Era,,tree ring,,,N, ## DHA01A_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA01A; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA01B_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA01B; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA02A_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA02A; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA02B_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA02B; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA03_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA03; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA04B_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA04B; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA05A_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA05A; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA06A_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA06A; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA06B_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA06B; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA07A_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA07A; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA07B_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA07B; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA08A_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA08A; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA08B_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA08B; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA09A_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA09A; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA09B_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA09B; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA10A_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA10A; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA10B_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA10B; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA11A_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA11A; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 ## DHA11B_raw total ring width ,,,length unit>millimeter,,tree ring,,,N,Tree ID: DHA11B; units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999 #--------------------- # Data: # Missing_Values: NaN age_CE DHA01A_raw DHA01B_raw DHA02A_raw DHA02B_raw DHA03_raw DHA04B_raw DHA05A_raw DHA06A_raw DHA06B_raw DHA07A_raw DHA07B_raw DHA08A_raw DHA08B_raw DHA09A_raw DHA09B_raw DHA10A_raw DHA10B_raw DHA11A_raw DHA11B_raw 1890 288 NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN 1891 229 NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN 1892 328 NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN 1893 310 NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN 242 1894 330 NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN 266 1895 400 NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN 248 246 1896 228 247 NaN NaN NaN 406 NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN 128 165 1897 262 299 NaN NaN NaN 389 NaN NaN NaN NaN NaN NaN NaN 287 NaN NaN NaN 169 159 1898 407 394 NaN NaN NaN 475 NaN NaN NaN NaN NaN NaN NaN 422 400 NaN NaN 262 234 1899 508 420 581 NaN NaN 495 NaN NaN NaN NaN NaN NaN NaN 321 313 NaN NaN 193 215 1900 416 246 691 319 NaN 237 NaN NaN NaN NaN NaN NaN NaN 94 140 NaN NaN 144 96 1901 361 250 567 298 NaN 221 NaN NaN NaN NaN NaN NaN NaN 171 232 NaN NaN 170 136 1902 350 266 354 287 NaN 219 NaN NaN NaN NaN NaN NaN NaN 144 196 NaN NaN 154 125 1903 559 292 408 383 NaN 340 NaN NaN NaN NaN NaN NaN NaN 184 340 NaN NaN 191 171 1904 379 296 312 253 NaN 191 NaN NaN NaN NaN NaN NaN NaN 92 163 NaN NaN 159 153 1905 464 350 400 310 NaN 257 NaN NaN NaN NaN NaN 222 NaN 87 133 NaN NaN 176 185 1906 566 433 493 290 NaN 264 NaN NaN NaN 372 NaN 236 402 130 161 NaN 192 219 223 1907 423 328 590 214 NaN 252 NaN NaN NaN 258 NaN 284 261 147 169 NaN 116 155 186 1908 351 339 509 182 NaN 171 NaN NaN NaN 243 NaN 219 218 170 209 NaN 83 145 155 1909 395 407 483 223 NaN 209 NaN NaN NaN 294 NaN 322 314 232 273 NaN 149 237 204 1910 407 440 401 212 377 180 NaN NaN NaN 250 NaN 318 226 209 244 238 183 234 200 1911 278 319 262 144 381 130 NaN NaN NaN 137 NaN 149 286 192 151 167 83 169 143 1912 231 283 280 169 289 159 NaN NaN NaN 122 NaN 131 270 162 156 88 88 155 143 1913 302 331 264 150 469 207 NaN NaN NaN 189 NaN 205 249 230 192 127 129 181 213 1914 270 292 184 123 359 151 NaN NaN NaN 181 NaN 179 221 168 125 133 129 143 155 1915 307 339 187 159 497 225 NaN NaN NaN 216 NaN 244 233 181 161 173 154 172 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384 152 145 92 119 40 61 97 80 167 80 1956 153 160 77 83 126 98 283 83 245 152 141 83 100 24 47 98 104 94 97 1957 137 122 154 91 107 211 559 114 275 101 88 84 135 54 56 103 103 83 98 1958 144 126 159 84 93 244 574 89 263 100 116 92 179 52 43 110 106 91 138 1959 264 240 293 191 156 531 679 188 298 134 167 77 132 143 84 101 108 141 152 1960 206 175 202 79 79 192 342 108 307 77 78 40 71 87 60 63 80 69 70 1961 73 76 63 27 27 58 128 73 122 24 24 14 14 24 34 22 54 16 10 1962 111 83 170 117 70 174 260 136 225 64 62 56 60 55 48 90 136 38 37 1963 166 148 233 78 140 285 393 91 161 86 106 102 133 129 102 163 177 127 79 1964 150 150 106 83 94 167 221 68 309 113 112 86 114 97 108 96 143 68 65 1965 143 154 61 151 64 97 122 138 174 61 55 79 113 44 71 93 133 59 50 1966 177 216 207 68 102 188 191 89 353 101 80 104 105 32 69 151 183 40 51 1967 79 113 17 80 55 72 86 89 221 39 36 52 45 26 41 80 83 23 16 1968 88 108 162 95 51 97 85 113 163 46 44 56 60 35 37 88 85 30 21 1969 95 156 95 168 46 190 126 70 212 49 29 79 84 27 69 96 96 45 31 1970 141 244 155 120 72 304 183 213 281 105 99 96 137 68 89 204 143 111 76 1971 108 222 97 254 81 186 157 107 149 54 46 72 120 25 83 124 100 50 65 1972 145 320 191 246 137 166 237 141 216 89 76 84 86 37 93 109 113 68 67 1973 104 356 69 180 94 79 192 106 314 137 75 148 279 53 191 132 180 149 155 1974 51 210 38 154 67 168 142 90 380 89 57 102 212 56 150 114 172 95 176 1975 57 208 45 199 68 101 190 141 444 120 72 123 182 161 275 135 205 98 165 1976 99 282 87 166 89 156 352 252 483 157 110 175 258 273 496 179 330 100 213 1977 63 258 49 100 52 418 255 244 314 96 82 87 119 149 200 149 205 76 175 1978 43 130 58 136 34 64 186 210 275 66 56 66 127 110 159 135 167 54 144 1979 32 176 79 124 55 204 283 453 461 119 144 119 230 149 286 170 185 70 134 1980 48 149 86 77 70 230 369 408 442 148 147 109 230 282 278 232 243 91 214 1981 27 90 42 82 32 229 184 237 302 186 129 91 225 330 282 122 150 73 96 1982 37 102 66 73 60 150 190 179 205 126 107 86 151 157 192 114 148 103 84 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