Re: [geo] No fossil fuels = global warming stops “soon”

2019-09-14 Thread Juergen Scheffran
g tropical and Boreal forests, peat, CO2/methane/black carbon soot, nitrous oxides, water vapor feedbacks... Which could inject CO2e of some 500 thousand gigatons + into our planetary greenhouse budget in the next 50-1000 years? 類樂勞 Arawyn Lloyd Tudor Franklin On Sat, 14 Sep 2019, 10:47

Re: [geo] No fossil fuels = global warming stops “soon”

2019-09-14 Thread Juergen Scheffran
The fundamental relationships discussed here were analysed in an early paper, using equations of a basic climate model often applied in integrated assessment of climate change. It determines mathematical conditions for zero and negative emissions (shown in Figure 3 as a function of climate

Re: [geo] Axios: Trump suggested dropping nuclear bombs into hurricanes to stop them from hitting the U.S.

2019-08-30 Thread Juergen Scheffran
Dear All, regarding historical linkages between geoengineering, nuclear weapons and missile defense, you may read my article published today in the Bulletin of the Atomic Scientists: https://www.tandfonline.com/doi/full/10.1080/00963402.2019.1654256 It is part of the Bulletin's special

Re: [geo] Could geoengineering cause a climate war

2019-07-11 Thread Juergen Scheffran
Following the discussion on climate war last week, some may be interested in our article on climate and conflict in today's print edition of Nature: Mach KJ, Kraan CM, Adger WN, Buhaug H, Burke M, Fearon JD, Field CB, Hendrix CS, Maystadt JF, O’Loughlin J, Roessler P, Scheffran J, Schultz

Re: [geo] collaboration - Security of Solar Radiation Management geoengineering

2018-01-01 Thread Juergen Scheffran
Hi Andrew, not sure which kind of security you mean, but we had a workshop on the security implications of geoengineering back in 2011. Papers were published in a special journal issue. Some references are below and where you can find them. As the issue is attracting more interest I am