▁the ▁public ▁in ▁a ▁way ▁that ▁is ▁both ▁clear ▁and ▁attention - gra bb ing ". ▁ ▁Two ▁years ▁later , ▁in ▁May ▁ 2 0 1 8 ▁Jason ▁Sam en ow ▁commented ▁that , ▁though ▁many ▁Haw kins ▁visual izations ▁had ▁" res on ated ▁among ▁science ▁communic ators ", ▁climate ▁spir als ▁were ▁the ▁scient ist ' s ▁best - known ▁visual izations . ▁ ▁After ▁his ▁ 2 0 1 6 ▁development ▁of ▁the ▁climate ▁spir al , ▁Haw kins ▁received ▁the ▁Royal ▁Meteor ological ▁Society ’ s ▁ 2 0 1 7 ▁Cl imate ▁Science ▁Communic ation ▁Prize . ▁After ▁developing ▁the ▁war ming ▁stri pes ▁graph ic ▁in ▁May ▁ 2 0 1 8 , ▁Haw kins , ▁a ▁lead ▁author ▁for ▁the ▁IP CC ▁ 6 th ▁Ass ess ment ▁Report , ▁received ▁the ▁Royal ▁Society ' s ▁ 2 0 1 8 ▁K av li ▁Medal ▁" for ▁significant ▁contributions ▁to ▁understanding ▁and ▁quant ifying ▁natural ▁climate ▁vari ability ▁and ▁long - term ▁climate ▁change , ▁and ▁for ▁act ively ▁communic ating ▁climate ▁science ▁and ▁its ▁various ▁imp lications ▁with ▁broad ▁aud ien ces ". ▁ ▁In ▁a ▁ 2 0 1 9 ▁paper , ▁Haw kins ▁et ▁al . ▁acknowled ged ▁that ▁a ▁" possible ▁scientific ▁criticism " ▁of ▁the ▁design ▁was ▁that ▁uncertainty ▁in ▁the ▁temperature ▁data ▁is ▁not ▁visual ized . ▁Also , ▁view ers ▁might ▁interpret ▁the ▁area ▁of ▁the ▁ 1 . 5 ° C ▁and ▁ 2 . 0 °