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Climatological mean precipitation (kg⋅m−2⋅s−1; shading) and surface winds (m⋅s−1; vectors) in the CESM full-forcing ensemble member no. 2 (850–1850 AD), for (A) DJF, (B) March–April–May (MAM), (C) JJA, and (D) September–October–November (SON). The climatological tendency for the ITCZ to shift to the north during boreal summer/fall is clearly apparent in C and D.
