See also this article on algae bags http://j.mp/aircapture
and on afforestation, also read the article and the comments at: http://bit.ly/afforestation Cheers! Sam Carana On Thu, Oct 22, 2009 at 5:11 AM, <[email protected]> wrote: > Johnnie - You are suggesting ocean afforestation with increased CO2 > concentration for a faster growth rate. The ocean afforestation is a good > idea, but the CO2 Enhancement would be nutrient limited or mining > nutrients. Plus, you are expending a lot of energy to move CO2 when the CO2 > will come to you in the air. Extra CO2 is not useful without matching > amounts of other nutrients. > > > > Ocean afforestation is similar to terrestrial afforestation. Terrestrial > rainforests generally have thin nutrient-poor topsoil. The nutrients come > from rapidly decaying biomass. The rainforest even manufactures its own > rain (local water recycling). Most of the ocean is a nutrient > desert. Setting up an ecosystem that rapidly recycles the nutrients (not > mining the nutrients, recycling the nutrients) allows ocean afforestation > with a forest of sargassum (or kelp, or microalgae, or ...). > > > > Rapid decomposition of aquatic plants into the nutrients needed to grow more > aquatic plants is accomplished by bacteria. When there is an excess of > aquatic plants due to an excess of nutrients, aerobic bacteria will deplete > all the dissolved oxygen while creating nutrients, water, and carbon > dioxide. The aerobic bacteria cause ocean dead zones. When there is no > oxygen available, anaerobic bacteria will continue the decomposition > creating nutrients, water, methane, and carbon dioxide. Because the carbon > dioxide will dissolves about ten times (by moles or volume) more than > methane, we can harness the anaerobic bacteria to produce pure methane > (renewable natural gas), pure carbon dioxide for sequestration, nutrients > for ocean afforestation, and harvest a little food on the side. > > > > None of this needs new science. We only help nature do what it normally > does a little faster. We have plenty of research on gas production from > anaerobic digestion, aquatic plant growth rates, fish farming, etc. The > result is a process that mimics nature. Every living plant and creature is > allowed to function naturally with relatively little change of their natural > environment. > > > > Applying engineering to the existing research suggests: > > 1) We start with an ocean reforestation project on 100 million hectare > of the North Pacific Gyre's plastic trash. We remove the trash before > starting the PODenergy process because autonomous aquatic plant > harvesting can use the same equipment as autonomous plastic harvesting. > > 2) 100 million hectare will produce 22 quads a year of methane worth $90 > billion a year at today's prices for natural gas (not even considering the > carbon credits premium for renewable natural gas). > > 3) At the same time, incidental to the methane production, we could > harvest less than 2% of the fish that accompany this ocean reforestation. > That would be a trillion kg per year or 140 kg of fish per person per year > for 7 billion people. > > 4) At the same time, incidental to the methane and fish production, we > could sequester the 850 million tonnes of liquid carbon dioxide produced. > > > > Of course we can start with smaller lake and coastal project harvesting > nuisance aquatic plants. But it is nice to know the PODenergy ecosystem is > sustainable at very large scales. More details are available at > www.PODenergy.net. > > > > Mark E. Capron, PE > Oxnard, California > www.PODenergy.net > > > -------- Original Message -------- > Subject: [geo] . . . "CO2 Enhancement Process" . . . > From: Johnnie Buttram <[email protected]> > Date: Tue, October 20, 2009 3:58 pm > To: [email protected] > > Dear Geoengineering Group; > > Please find attached a solution called; > > . . . "CO2 Enhancement Process" . . . > > I will appreciate any comments you > may have. > > Thank you for your time. > > Sincerely, > Johnnie Buttram --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "geoengineering" group. 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 -~----------~----~----~----~------~----~------~--~---
