Fig. 6

Pairwise model comparison matrix across IPCC reference regions45. Each cell shows seasonal correlations for moisture sink (RSink) and source (RSource) patterns, with colors representing median correlation values. Symbols indicate standard deviation (σ) levels (× for σ >0.2, + for 0.1 < σ ≤ 0.2). Model abbreviations: W (WAM2layers), U (UTrack), S (WaterSip), T (T20), L (L20), M (Multi-model average). The bottom map shows IPCC region locations with their acronyms: ARP (Arabian-Peninsula), CAF (Central-Africa), CAR (Caribbean), CAU (C.Australia), CNA (C.North-America), EAS (E.Asia), EAU (E.Australia), ECA (E.C.Asia), EEU (E.Europe), ENA (E.North-America), ESAF (E.Southern-Africa), ESB (E.Siberia), GIC (Greenland/Iceland), MDG (Madagascar), MED (Mediterranean), NAU (N.Australia), NCA (N.Central-America), NEAF (N.Eastern-Africa), NEN (N.E.North-America), NES (N.E.South-America), NEU (N.Europe), NSA (N.South-America), NWN (N.W.North-America), NWS (N.W.South-America), NZ (New-Zealand), RAR (Russian-Arctic), RFE (Russian-Far-East), SAH (Sahara), SAM (South-American-Monsoon), SAS (S.Asia), SAU (S.Australia), SCA (S.Central-America), SEA (S.E.Asia), SEAF (S.Eastern-Africa), SES (S.E.South-America), SSA (S.South-America), SWS (S.W.South-America), TIB (Tibetan-Plateau), WAF (Western-Africa), WCA (W.C.Asia), WCE (West&Central-Europe), WNA (W.North-America), WSAF (W.Southern-Africa), WSB (W.Siberia), ARO (Arctic-Ocean), ARS (Arabian-Sea), BOB (Bay-of-Bengal), EAN (E.Antarctica), EAO (Equatorial.Atlantic-Ocean), EIO (Equatorial.Indic-Ocean), EPO (Equatorial.Pacific-Ocean), NAO (N.Atlantic-Ocean), NPO (N.Pacific-Ocean), SAO (S.Atlantic-Ocean), SIO (S.Indic-Ocean), SOO (Southern-Ocean), SPO (S.Pacific-Ocean), WAN (W.Antarctica).