Supplementary material S2: Pair-wise comparisons (HSD Tukey test’s) between the net photosynthetic response of a posteriori each population under current (t0) and future conditions estimated during three simulated growing seasons (t1:t3). Bonferroni correction was applied to all values due to multiple comparisons. P South America Estimate Std. z value P-value 0.70 0.13 5.57 <0.001 t1-t0 0.89 0.13 7.10 <0.001 t2-t0 0.85 0.13 6.76 <0.001 t3-t0 0.19 0.13 1.53 0.422 t2-t1 0.15 0.13 1.19 0.631 t3-t1 -0.04 0.13 -0.33 0.987 t3-t2 Shetland Islands Estimate Std. Error z value P-value 0.83 0.11 7.57 <0.001 t1-t0 1.13 0.11 10.24 <0.001 t2-t0 1.25 0.11 11.47 <0.001 t3-t0 0.29 0.11 2.68 0.038 t2-t1 0.43 0.11 3.89 <0.001 t3-t1 0.13 0.11 1.22 0.612 t3-t2 Anarctic Peninsula Estimate Std. Error z P-value 2.31 0.16 14.83 <0.001 t1-t0 3.19 0.16 20.51 <0.001 t2-t0 3.33 0.16 21.37 <0.001 t3-t0 0.88 0.16 5.68 <0.001 t2-t1 1.02 0.16 6.53 <0.001 t3-t1 0.13 0.16 0.86 0.827 t3-t2
Supplementary material S2: Pair-wise a posteriori comparisons (HSD Tukey test’s) between the net photosynthetic response of each population under current (t0) and future conditions estimated during three simulated growing seasons (t1:t3). Bonferroni correction was applied to all P values due to multiple comparisons. South America Estimate Std. z value P-value t1-t0 0.70 0.13 5.57 <0.001 t2-t0 0.89 0.13 7.10 <0.001 t3-t0 0.85 0.13 6.76 <0.001 t2-t1 0.19 0.13 1.53 0.422 t3-t1 0.15 0.13 1.19 0.631 t3-t2 -0.04 0.13 -0.33 0.987 Shetland Islands Estimate Std. Error z value P-value t1-t0 0.83 0.11 7.57 <0.001 t2-t0 1.13 0.11 10.24 <0.001 t3-t0 1.25 0.11 11.47 <0.001 t2-t1 0.29 0.11 2.68 0.038 t3-t1 0.43 0.11 3.89 <0.001 t3-t2 0.13 0.11 1.22 0.612 Anarctic Peninsula Estimate Std. Error z P-value t1-t0 2.31 0.16 14.83 <0.001 t2-t0 3.19 0.16 20.51 <0.001 t3-t0 3.33 0.16 21.37 <0.001 t2-t1 0.88 0.16 5.68 <0.001 t3-t1 1.02 0.16 6.53 <0.001 t3-t2 0.13 0.16 0.86 0.827