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Semi-empirical estimation of the climate sensitivity

Semi-empirical estimation of the climate sensitivity. Torben Schmith DMI. Strålingsbudget. Global Climate Modelling. Earth System Modelling. 2xCO2 klimascenario. Feedbacks (selection). Boltzmann feedback (-) Water vapour feedback (+) Ice-albedo feedback (-) Cloud feedback (?).

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Semi-empirical estimation of the climate sensitivity

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  1. Semi-empirical estimation of the climate sensitivity Torben Schmith DMI

  2. Strålingsbudget

  3. Global Climate Modelling

  4. Earth System Modelling

  5. 2xCO2 klimascenario

  6. Feedbacks (selection) • Boltzmann feedback (-) • Water vapour feedback (+) • Ice-albedo feedback (-) • Cloud feedback (?)

  7. Bestemmelse af klimasensitivitet • IPCC: 2.1-4.4 K (for 2xCO2) • Global Climate Model studies • Paleo-studies (LGM, MCM) • Instrumental data (few studies only)

  8. Energibalancemodel

  9. Myhre et al. data

  10. Myhre et al. data

  11. ECHO-G 2.6 K (Roeckner et al. (1999)

  12. Cointegrated VAR approach • Model identification • Model estimation

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