Re: [geo] Re: "Accidental" Geoengineering?

2015-12-31 Thread Nathan Currier
If I were a termite reading this thread, I would be most upset! I mean, you mean to tell me that my beautiful macrotermitine - so excellently designed that it accurately controls its internal CO2 levels, temperature, and oxygen levels, and thus keeps all of us brilliant termites so comfortable

Re: [geo] Re: "Accidental" Geoengineering?

2015-12-29 Thread Alan Robock
Dear Russell, This is incorrect. Although a paper was written attributing this to lack of contrails, it was later shown to be weather variability, which was forecast. I repeat, terminology is important. We need to stick to a definition of geoengineering that includes deliberate actions to

[geo] Re: "Accidental" Geoengineering?

2015-12-29 Thread Russell Seitz
The detectable change in diurnal temperature swings during the post 9-11 halt in US civil aviation suggests the effect is real enough. On Wednesday, December 16, 2015 at 12:16:10 PM UTC-5, Greg Rau wrote: > > > > > > http://www.bbc.com/news/science-environment-35109198 > > ""If you look up

[geo] Re: "Accidental" Geoengineering?

2015-12-19 Thread Brian Cady
1) Wouldn't our fossil carbon release into air classify as 'accidental' geoengineering? Couldn't one then argue that, since we're already doing geoengineering 'accidentally' or unintentionally, cleaning up that mess with intentional geoengineering is not committing an act that is of a