Weather Blog Greenland Ice Sheet Gets a Refresh A moderately intense season of surface melting left part of the ice sheet dirty gray in summer 2025, but snowfall has since freshened its appearance. Read More… About Author OTW Observer See author's posts Post navigation Previous Met Office weather map shows 22 hour warning with 48mph winds pummelling LondonNext Traversing Buenos Aires at Night Related Stories Tropical Storm Arthur Weather Blog Tropical Storm Arthur June 19, 2026 Desert Field Test With NASA Advanced Rover Prototype Weather Blog Desert Field Test With NASA Advanced Rover Prototype June 18, 2026 El Niño Is Underway Weather Blog El Niño Is Underway June 18, 2026