Hg and POPs Working Group
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All users interested in the GEOS-Chem mercury and persistent organic pollutant (POPs) simulations are encouraged to subscribe to the Hg and POPs email list (click on the link in the contact information section below).
Information on existing projects and future developments in aerosols will be posted here. We encourage user groups to keep their information up-to-date.
Contact information
| Hg and POPs Working Group Co-Chairs | Lyatt Jaeglé and Noelle Selin |
| Hg and POPs Working Group email list | geos-chem-hg-pop@seas.harvard.edu |
| To subscribe to email list | Send email to geos-chem-hg-pop-join@seas.harvard.edu |
| To unsubscribe from email list | Send email to geos-chem-hg-pop-leave@seas.harvard.edu |
Current GEOS-Chem Hg and POPs Projects (please add yours!)
| User Group | Description | Contact Person | Date Added |
|---|---|---|---|
| UW | N. American nested grid Hg simulation development | Yanxu Zhang | 05 Jul 2010 |
| UW | Hg long-range transport and deposition over Alaska | Lyatt Jaeglé | 05 Jul 2010 |
| MIT | Development of a PAH and PCB simulation and assessment of climate change impacts on pathways to the Arctic | Noelle Selin and Carey Friedman | 05 Jul 2010 |
| MIT | Analysis of Wet Deposition and RGM to constrain Hg-Br chemistry | Noelle Selin and Amanda Giang | 05 Jul 2010 |
| MIT | Inverse modeling to constrain Hg sources | Noelle Selin and Shaojie Song | 14 Mar 2011 |
| Harvard | Hg continental-scale source-receptor relationships | Bess Sturges Corbitt | 02 Aug 2010 |
| Harvard | Hg coupled atmosphere-terrestrial exchange and future climate change simulations | Bess Sturges Corbitt | 02 Aug 2010 |
| Harvard | Historical Hg simulation with fully coupled atm-soil-ocean model (box model and GEOS-Chem). | Helen Amos | 09 Mar 2011 |
| Harvard | Hg cycling in the Arctic atmosphere-ocean-sea ice-snow | Jenny Fisher | 04 May 2011 |
| Harvard | Long-term (30-year) simulation of Arctic Hg | Jenny Fisher | 04 May 2011 |
| Harvard | Comparison of Hg simulations to observations of fluxes across the air-sea interface in the West Atlantic Ocean | Anne L. Soerensen | 10 May 2011 |
| Harvard | Updating the surface ocean representation with lateral flows, river input and methyl mercury species | Anne L. Soerensen | 16 Nov 2011 |
| Harvard | Fate of Hg released from products | Hannah Horowitz | 22 Sep 2011 |
| UCIrvine | Mercury isotope budget and processes | Christopher Holmes | 31 Jan 2012 |
| UCIrvine | Mercury processes in the tropics | Christopher Holmes | 31 Jan 2012 |
| Add yours here! |
The following development items have recently been added to GEOS-Chem:
| Version | Released | Update | Author(s) |
|---|---|---|---|
| v9-01-03 | TBD | Hg(II) gas-particle partitioning | Helen Amos (Harvard) |
| v9-01-03 | TBD | Nested grid simulation over North America | Yanxu Zhang (UW) |
| v9-01-02 | Nov 2011 | Hg anthropogenic emissions options for the year 2006 or 2050 following SRES scenarios A1B, A2, B1, and B2 from Streets et al. 2009. | Bess Sturges Corbitt (Harvard) |
| v9-01-02 | Nov 2011 | Bug fixes impacting the Hg simulation: | Chris Holmes (UC Irvine) Team Hg GEOS-Chem Support Team |
--Bob Y. 12:01, 28 November 2011 (EST)
On-going Hg and POPs Working Group Developments
| Update | Contact | Status |
|---|---|---|
| Development of GEOS-5 0.5x0.667 nested grid Hg simulation over the N. American domain. | Yanxu Zhang (U. Washington) | |
| Implement NEI 2005 Hg emission inventory over US | Yanxu Zhang (U. Washington) | |
| Option to use GEOS-Chem Br/BrO fields from Justin Parrella. | Yanxu Zhang (U. Washington) Justin Parella (Harvard) |
|
| Implement improved bromine explosion emission and chemistry in the Arctic | Jenny Fisher (Harvard) | |
| Implement improved snowpack reduction and re-emission in the Arctic | Jenny Fisher (Harvard) | |
| Implement Hg source to Arctic Ocean from riverine inputs | Jenny Fisher (Harvard) |
--Bob Y. 14:43, 25 October 2011 (EDT)
Issues / Topics for Discussion
More discussion of the Hg simulation (code, issues, diagnostics) can be found on the Mercury page.