Hi Eric, Do you mean *decrease *instead of increase? *"Certainly not a strategy to deccelerate ice loss but might have repurcussions if SRM really does **increase **ozone levels. **"*
Le lun. 10 déc. 2018 à 20:02, E Durbrow <durb...@gmail.com> a écrit : > Certainly not a strategy to deccelerate ice loss but might have > repurcussions if SRM really does increase ozone levels. > > The Signature of Ozone Depletion in Recent Antarctic Precipitation Change: > A Study With the Community Earth System Model > > Jan T. M. Lenaerts Jeremy Fyke Brooke Medley > > Although precipitation is a primary control on Antarctic ice sheet (AIS) > mass balance, long‐term historical AIS precipitation trends and their > underlying external climate drivers remain inconclusive. In this study, we > use a novel pair of climate model ensembles to identify a simulated spatial > signature of ozone depletion‐forced AIS precipitation change. Distinct > areas of little change or precipitation decrease, arising from interaction > between ozone depletion‐forced atmospheric circulation changes and ice > sheet topography, are outweighed by large‐scale precipitation increases. > This signature bears notable similarities to a new ice core‐based > reconstruction of AIS accumulation change and yields a significant increase > in annual integrated precipitation (38 ± 10 Gt/year over the 1986–2005 > period or 51 ± 11 Gt/year over the 1991–2005 period). Remarkably, this > simulated ozone depletion‐forced precipitation change is of a similar > absolute magnitude to recent observed AIS mass loss trends and as a > consequence, it may play a role in dampening recent AIS sea level rise > contributions. > > Full text (!) at > https://agupubs.onlinelibrary.wiley.com/doi/full/10.1029/2018GL078608 > > -- > You received this message because you are subscribed to the Google Groups > "geoengineering" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to geoengineering+unsubscr...@googlegroups.com. > To post to this group, send email to geoengineering@googlegroups.com. > Visit this group at https://groups.google.com/group/geoengineering. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "geoengineering" group. To unsubscribe from this group and stop receiving emails from it, send an email to geoengineering+unsubscr...@googlegroups.com. To post to this group, send email to geoengineering@googlegroups.com. Visit this group at https://groups.google.com/group/geoengineering. For more options, visit https://groups.google.com/d/optout.
