#Cryosphere
#Arctic
#SeaIce
#SeaIceExtent
#OceanHeat
#Albedo
#ExtremeHeat
#RecordHeat
#PolarVortex
#JetStream
#Currents
#Oscillations
#PolarAmplification
#DestructiveWinds
#ExtremeWeather
#BiodiversityLoss
#Extinction
#Coal
#Oil
#Gas
#FossilFuelPollution
#AnthropogenicGlobalWarming
September #Arctic sea ice extent since 1850 - comparison now updated through 2026 Please note that the reconstruction (SIBT1850 v2) is for the 15th of September, while the NSIDC is a monthly mean. You can read more about this data set at doi.org/10.7265/jj4s... via @nsidc.bsky.social.
