2 0 1 7 , ▁" Sp ir aling ▁Global ▁Tem per atures " ▁was ▁nominated ▁for ▁the ▁Short y ▁Awards ▁G IF ▁of ▁the ▁Year . ▁ ▁In ▁January ▁ 2 0 1 7 , ▁the ▁spir al ▁was ▁twe et ed ▁by ▁Bern ie ▁Sand ers ▁and ▁the ▁U . S . ▁National ▁Park ▁Service , ▁both ▁con ve ying ▁how ▁almost ▁all ▁recorded ▁warm est ▁years ▁have ▁been ▁recent ▁years . ▁ ▁Ext ensions ▁of ▁the ▁climate ▁spir al ▁concept ▁In ▁May ▁ 2 0 1 6 ▁United ▁States ▁Ge ological ▁Survey ▁scient ist ▁Jay ▁Ald er ▁extended ▁Haw kins ' ▁historical ▁spir al ▁to ▁the ▁year ▁ 2 1 0 0 , ▁creating ▁a ▁predict ive ▁spir al ▁graph ic ▁showing ▁a ▁possible ▁future ▁traject ory ▁of ▁global ▁war ming ▁given ▁the ▁then - current ▁carbon ▁emission ▁tr end . ▁Haw kins ▁extended ▁his ▁two - dimensional ▁spir al ▁design ▁to ▁a ▁three - dimensional ▁version ▁in ▁which ▁the ▁graph ic ▁appears ▁as ▁an ▁expand ing ▁cone - sh aped ▁structure . ▁Haw kins ' ▁original ▁climate ▁spir al ▁application ▁( global ▁average ▁temperature ▁change ) ▁has ▁been ▁expanded ▁to ▁represent ▁other ▁time - v ary ing ▁quantities ▁such ▁as ▁atmos pher ic ▁CO 2 ▁concentration , ▁carbon ▁budget , ▁and ▁ar ctic ▁sea ▁ice ▁volume . ▁ ▁Crit ical ▁response ▁The ▁day ▁of ▁the ▁climate ▁spir al ' s ▁first ▁publication ▁( 9 ▁May ▁ 2 0 1 6 ), ▁Brad ▁Pl umer ▁wrote ▁in ▁V ox ▁that