1,200 years of Colorado River discharge Meko et al., GRL, 2007
“ The tree-ring record shows that droughts lasting decades have routinely gripped ” western North America. Jonathan Overpeck and Bradley Udall
“ As western North America currently endures its worst drought since 1900, it is important to realize that this drought might be nothing compared to what is possible in the future if megadrought and ” even ho er temperatures coincide. Jonathan Overpeck and Bradley Udall
Tree rings provided the central evidence that caused municipal water agencies to“RETHINK OLDASSUMPTIONS” about worst-case scenarios for reservoir operations and re-evaluate the potential duration and geographic scope of severe drought.
READING FOR THURSDAYDavid Meko and Connie Woodhouse (2010), Application ofstreamﬂow reconstruction to water resources management.M.K. Hughes et al. (eds.), Dendroclimatology, Developments inPaleoenvironmental Research.
“ They all laughed at me... but ILL SHOW THEM! ILL SHOW THEM ALL!! ” BWAHAHAHAAA!
PLEASE WAITat least one day before askingquestions about your exam.
QUESTION 4A common misconception is that dendrochronologyinvolves just counting tree rings. Describe three situationsthat would lead simple ring counting to provide aninaccurate estimate of tree age.