Andean tropical glaciers have reached their lowest levels in 11,700 years. This also impacts the Amazon Basin, with scientists estimating that ice loss in the Andes could reduce water flow to the Amazon rivers by up to 20%. @mongabay: bit.ly/3ZXXRdk National Snow and Ice Data Center Mission Antarctica by @MissionAntarctica A @grttme project - Other backups: @Hallotme