Preindustrial to present-day changes in tropospheric hydroxyl radical and methane lifetime from the Atmospheric Chemistry and Climate Model Intercomparison Project (ACCMIP) - Naik, V; Voulgarakis, A; Fiore, AM; Horowitz, LW; Lamarque, J-F; Lin, M; Prather, MJ; Young, PJ; Bergmann, D; Cameron-Smith, PJ; Cionni, I; Collins, WJ; et al. (Atmospheric Chemistry and Physics, 2013)