Weather Blog Retreat at Petermann Glacier Decades of retreat are visible from above, but harder-to-see changes below the waterline could also affect this iconic glacier’s future. Read More… About Author OTW Observer See author's posts Post navigation Previous Flooding Likely this Weekend!Next Caribbean Flood Alert Right Now! Related Stories Spring Rains Saturate Michigan Weather Blog Spring Rains Saturate Michigan April 17, 2026 Eyeing the Richat Structure Weather Blog Eyeing the Richat Structure April 16, 2026 NASA’s SPHEREx Mission Maps Water Ice Throughout Cygnus X Weather Blog NASA’s SPHEREx Mission Maps Water Ice Throughout Cygnus X April 15, 2026
