And the final version of the paper just came out yesterday https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2020GL089470?af=R <https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2020GL089470?af=R>
if anyone’s interested! Dan > On 4 Sep 2020, at 07:41, Andrew Lockley <andrew.lock...@gmail.com> wrote: > > Interview with Dan about this paper on the Reviewer 2 podcast > https://open.spotify.com/episode/0Ic5LLIcL0UvhBnXDQT3HE?si=nbRuQuiUSceDtaQeb11z4w > > <https://open.spotify.com/episode/0Ic5LLIcL0UvhBnXDQT3HE?si=nbRuQuiUSceDtaQeb11z4w> > On Sat, 11 Jul 2020, 08:40 Andrew Lockley, <andrew.lock...@gmail.com > <mailto:andrew.lock...@gmail.com>> wrote: > https://www.essoar.org/doi/abs/10.1002/essoar.10503509.1 > <https://www.essoar.org/doi/abs/10.1002/essoar.10503509.1> > > Reduced poleward transport due to stratospheric heating under geoengineering > Authors > Daniele Visioni > iD > Isla Ruth Simpson > iD > Douglas G MacMartin > iD > Jadwiga H. Richter > Ben Kravitz > iD > Walker Lee > See all authors > Published Online:Sun, 5 Jul 2020 > DOI:https://doi.org/10.1002/essoar.10503509.1 > <https://doi.org/10.1002/essoar.10503509.1> > Download PDF > About > Tools > > Abstract > By injecting SO2 into the stratosphere at different latitudes, it might be > possible to reduce global mean surface temperature and to minimize changes in > the equator-to-pole and inter-hemispheric gradients, reducing some of the > impacts arising from climate change relative to equatorial SO2 injection. > This can happen only if the resulting aerosols are transported to higher > latitudes by the stratospheric circulation, ensuring that a greater part of > the solar radiation is reflected back to space at higher latitudes, > compensating for the reduced sunlight there. However, the stratospheric > heating produced by these aerosols modifies the global circulation and > strengthens the stratospheric polar vortex that acts as a barrier to the > transport of air towards the poles. We show how this heating results in a > nonlinear feedback where increasing injection rates lead to a stronger high > latitudinal transport barrier. This implies a potential limitation in the > high-latitude aerosol burden and subsequent high-latitude cooling. -- 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 view this discussion on the web visit https://groups.google.com/d/msgid/geoengineering/AF99850C-4D3A-401E-B9F8-3FD2B16F9488%40aquila.infn.it.
