317 BIBLIOTHECA ORIENTALIS LXXII N° 3-4, mei-augustus 2015 318
RECENT DISCUSSIONS ABOUT evaluated with median dates which were used to wiggle THE CHRONOLOGY OF THE MIDDLE match the branch within the IntCal04 calibration curve. The AND THE LATE BRONZE AGES overall median date of the eruption is specified as 1613±13 IN THE EASTERN MEDITERRANEAN:1) PART I BC as a result of Bayesian statistical analysis. This result ranges within the expected radiocarbon dates on the eruption Manfred BIETAK of the Thera volcano thus far published (see Manning et al. Austrian Academy of Sciences in the volume under review). It is even toward the lower end Institute of Oriental and European Archaeology of the radiocarbon dates proposed thus far. Nevertheless the methodology of the olive branch investi- Abstract gation drew strong criticism from archaeobotanists as ever- green trees in the moderate Mediterranean do not develop In recent years discussions of the chronology of the Bronze and annual tree rings but show density fluctuations without sharp Iron Ages in the Eastern Mediterranean has played a major role in borders. They may be caused by periodical draught and this research, with special focus on the dating of the Minoan eruption may happen not only once a year.3) The Danish scientists of the Thera volcano. Historical and radiocarbon dating in some insist, however, on the correctness of their date even without cases appear to produce different results. The discussions are pub- annual tree rings.4) The critics on the other hand maintain licised with much passion and conviction and by some scientists that no proof was offered that either the tree or the branch with propaganda, with lobbying and repetitive publication. Time’s Up! presents the papers of a conference in Denmark which offered were alive at the time of the eruption. Long-dead branches a forum for these discussions. The volume is reviewed in-depth. can be seen in many olive groves in Greece still well pre- served after many years in this arid climate. Impressions of The editors leave no doubt as to their view, as the title leaves found on a lower horizon of this site, the so-called already suggests, that it is time to acknowledge specific precursor layer, can be claimed as evidence that the particu- radio carbon measurements of the date of the Thera eruption lar branch was still alive at the time of the eruption. They as the definitive resolution of the debate. It was perhaps good may, however, be remains of normal deposits in such groves, to let some time pass since the appearance of this publication leaves from any tree nearby, carried over distance by winds in order to view at the results of this conference with more at any time. distance. Moreover the cavity in which the branch was found was The main editor of the volume is an Egyptologist and his much larger than the actual branch remains and no evidence qualification for publishing and contributing on a chronology of the bark, the so-called waney edge which marks the end 5 conference is his involvement and co-authorship of a book of the lifespan of the tree, was presented by the team. ) It on Egyptian chronology under the leadership of the renowned seems that the branch may have lost its outer layer and Egyptologist Eric Hornung.2) approximately one half of its concentric rings (as shown on The reason for organising this conference at Sandbjerg in fig. 3 in Heinemeier et al., the volume under review), prob- Denmark was the investigation and radiocarbon dating of ably by decomposition and abrasion. If this is so, the carbon a branch of an olive tree from the island of Thera by two dates cannot be tied to the eruption event itself but could date scientists of the University of Aarhus who wanted to present decades earlier. Unfortunately dates of a second much larger their results and discuss them with their colleagues. branch are still unpublished nine years after the discovery by Following the editor’s preface and editor’s introduction is the same team. the keynote article of Walter L. Friedrich (geologist) and Jan In part I: Evidence, geology, archaeology &