text: G F D L-E S M 2 M 
  
  M IR O C-E S M -C H E M 
  
  A C C E SS1-0 
  
  1.5°C  2°C 
  
  **Figure 13.**Global mean percentage changes relative to 1981–2010 in (a) precipitation over land, (b) mean run-off flows, (c) low 
  run-off lows (10th percentile), at 2°C and 1.5°C global warming. 