The consumption of trash in the ocean by marine organisms is already a big problem. Turtles etc eat plastic bags thinking they are jellyfish and then die.
I would not assume that organisms would spit out such particles, although they could perhaps be designed to promote such a response. On Fri, Dec 12, 2008 at 6:39 AM, Andrew Lockley <[email protected]>wrote: > > Well I suppose fish might try and eat it but that's the only problem I > can think of. They'd probably spit it out anyway. I don't think it > breaks down to anything particularly harmful. > > 2008/12/12 [email protected] <[email protected]>: > > > > A question comes to mind here. > > If polystyrene or other material were harmful to marine life, would > > that not be counter productive? Perhaps further investigation into > > this idea may produce somethig safe and effective. > > Keep the ideas coming. > > Steven Parkes > > > > On Dec 3, 1:15 pm, "Andrew Lockley" <[email protected]> wrote: > >> If you dropped loads of tiny expanded polystyrene beads into the sea, > >> these would reflect sunlight. In the Arctic they could also act like > >> a 'raft' for snow to build up on. They could be made on big ships that > >> dropped them into the sea at points where they were unlikely to be > >> blown away, and could float around for many years in the open ocean > >> before bio-degrading and/or sinking to the bottom of the sea. > >> > >> An alternative method would be to pour an oily liquid into the oceans > >> that reflects sunlight. It would have to be gas-permeable to allow > >> oxygen through. I do not know of such a liquid. > > > > > > > > > > > --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
