Their findings refute the hypothesis proposed by their Belgian colleagues. (sciencedaily.com)
The results are at best inconclusive, since three of the updated series, including Michael Mann's celebrated and controversial tree - ring reconstructions, do not refute the hypothesis, while the others quite significantly point to different dates of maximum temperature achievements into the past centuries, in particular those associated to the Medieval Warm Period. (mpra.ub.uni-muenchen.de)
This inconvenient (truth) fact totally refutes the hypothesis that the recent (in my IMO soon to be showed to be entirely an artefact of the adjustments anyway) warming trend at the end of the 20th century was probably not due to man's emissions of CO2 and other GHGs. (climateaudit.org)