(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) Future Directions in Globally Coordinated Climate Change Research Primary Sources: IPCC Expert Meeting on New Scenarios + CMIP5 Plans
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) New Scenarios “long-term” scenarios 2100 and ultimately 2300 “long-term” scenarios 2100 and ultimately climate targets for avoiding risks - long term strategies for mitigation & adaptation Global scenarios for two time periods “near-term” scenarios 2035 “near-term” scenarios potential for “prediction” - directly linked to policy planning
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) Approaches to Scenario Development Previous (e.g., SRES)Planned (e.g., RCP)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) Expected Representative Concentration Pathways RCP8.5 > 8.5 W/m 2 in 2100 > 8.5 W/m 2 in 2100 rising risingRCP6 ~ 6 W/m 2 in 2100 ~ 6 W/m 2 in 2100 stabilization stabilizationRCP W/m 2 in W/m 2 in 2100 stabilization stabilizationRCP3-PD peak 3 W/m 2 before 2100 peak 3 W/m 2 before 2100 decline after peak decline after peak
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) (K.E. Taylor, 2009)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) (K.E. Taylor, 2009)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) (K.E. Taylor, 2009)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) (K.E. Taylor, 2009)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) (K.E. Taylor, 2009)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) (K.E. Taylor, 2009)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) CMIP5 Model Resolution (mean over models) resolutiondecadallong-termatmos.-only atmosphere horiz. (deg) levels2534 ocean horiz. (deg) NA levels3839NA (K.E. Taylor, 2009)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) (K.E. Taylor, 2009)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) (K.E. Taylor, 2009)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) (K.E. Taylor, 2009)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) (K.E. Taylor, 2009)
(Mt/Ag/EnSc/EnSt 404/504 - Global Change) Future Directions (for the AR5) END Future Directions in Globally Coordinated Climate Change Research