Roger, Ken, but as the oysters metabolic mischief is a fait accompli, little can be gained by switching to carbon-neutral seaweed salad..
On the other hand, adding turtle soup to school lunch menus might encourage tortoise shell sequestration. On Saturday, January 5, 2013 1:49:59 PM UTC-5, Ken Caldeira wrote: > > Russell has his facts right but chemical implications wrong: > > The net reaction for the formation of CaCO3 shells can be written: > > Ca2+ + 2 HCO3- ===> CaCO3 + H2O + CO2 > > Thus the formation of carbonate minerals from sea water acts as a carbon > source to the atmosphere, not a sink. > > Greg Rau, among others, has proposed trying to run this reaction to the > left to sequester CO2. This is sometimes known as "Accelerated Carbonate > Weathering". > > http://crustal.usgs.gov/projects/CO2_sequestration/limestone.html > > > _______________ > Ken Caldeira > > Carnegie Institution for Science > Dept of Global Ecology > 260 Panama Street, Stanford, CA 94305 USA > +1 650 704 7212 [email protected] <javascript:> > http://dge.stanford.edu/labs/caldeiralab @kencaldeira > > *Caldeira Lab is hiring postdoctoral researchers.* > *http://dge.stanford.edu/labs/caldeiralab/Caldeira_employment.html* > > *Our YouTube videos* > The Great Climate Experiment: How far can we push the > planet?<http://www.youtube.com/watch?v=ce2OWROToAI> > > Special AGU lecture: Ocean Aciditication: Adaptive Challenge or Extinction > Threat? <https://www.youtube.com/watch?v=Pfz2l29aX9c> > More videos <http://www.youtube.com/user/CarnegieGlobEcology/videos> > > > On Sat, Jan 5, 2013 at 10:12 AM, Russell Seitz > <[email protected]<javascript:> > > wrote: > >> Given the proximity of so many of ISIS proncipal to Chesapeake Bay, I am >> shocked they have not hit on the opportunity to combine the Beltway's lust >> to regulate with the best features of carbon capture and SRM. >> >> The key to this win-win-win strategem is the humble mollusc* Ostrea >> edulis.* >> * >> * >> A dozen oysters sequester a hundred grams or more of carbon in their >> shells, and were the daily consumption of a dozen made mandatory, their >> removal from the sea would make room for the sequestration of a hundred >> grams more. In addition, discarding the shells on land would at once take >> a bite out of sea level rise, and, as ouster shells are pearly white , tend >> to reduce the albedo footprint of those consuming them, especially if they >> toss them on their asphalt coated roofs, parking lots and driveways to >> reduce the energy toll and radiative forcing burden of the urban heat >> island effect . >> >> Confident that perfoming the dimensional analysis necessary to persuade >> themselves of the relative worth of this concept will encourage readers to >> do likewise to their own submissions I remain >> >> Your , etc. >> >> >>> -- >> You received this message because you are subscribed to the Google Groups >> "geoengineering" group. >> To view this discussion on the web visit >> https://groups.google.com/d/msg/geoengineering/-/_KEqoHead7IJ. >> >> To post to this group, send email to [email protected]<javascript:> >> . >> To unsubscribe from this group, send email to >> [email protected] <javascript:>. >> For more options, visit this group at >> http://groups.google.com/group/geoengineering?hl=en. >> > > -- You received this message because you are subscribed to the Google Groups "geoengineering" group. To view this discussion on the web visit https://groups.google.com/d/msg/geoengineering/-/GQ5uQszmnAUJ. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/geoengineering?hl=en.
