{
  "id": 144082,
  "title": "Early snow loss exposes Barnes Ice Cap bare ice by mid-July",
  "url": "https://urgent.news/2026/08/04/early-snow-loss-exposes-barnes-ice-cap-bare-ice-by-mid-july",
  "topic": "science",
  "section": "Science",
  "published": "2026-08-04T18:30:01.000Z",
  "source": {
    "name": "Phys.org",
    "slug": "phys-org",
    "url": "https://phys.org/news/2026-08-early-loss-exposes-barnes-ice.html"
  },
  "original_language": "en",
  "account": "The Barnes Ice Cap in the Canadian Arctic has seen its snow cover disappear earlier than ever before, reaching bare ice by mid-July 2026. Typically, the ice cap remains under a blanket of snow for most of the year, but by summer, the snow melts back and transforms into a landscape dotted with turquoise ponds and meltwater channels. This rapid transition to bare ice occurs as the ice cap becomes thinner and retreats due to ongoing climate change. In 2026, the ice cap entered the melt season with an already thin snowpack, accelerating the process. Glaciologist Mauri Pelto observed that this early snow loss is unprecedented. As the bare ice is exposed, it absorbs more solar energy, leading to faster warming and melting. Additionally, a network of meltwater channels, many persistent from year to year, becomes more visible. These channels, which span the ice cap from its center to its edges, facilitate increased meltwater runoff, which in turn limits the refreezing of snow and firn. Such changes in the ice cap's mass balance have significant implications for its overall health. The Barnes Ice Cap, a remnant of the Laurentide Ice Sheet, spans around 5,700 square kilometers and is up to 730 meters thick in some areas. While the ice cap has previously been snow-free in 2019, 2020, and 2024, this year's early snow loss occurred much sooner. The retreat of the ice cap's margin is visible as a lighter brown band of exposed earth and rock on its central-southern side, with some areas retreating by over 400 meters annually.",
  "summary": "For most of the year, the Barnes Ice Cap in the Canadian Arctic lies quiet under a blanket of snow. By summer, that snow melts back, and the ice cap transforms in texture, its bare ice dotted with turquoise ponds and its surface threaded with meltwater channels. In summer 2026, this seasonal awakening arrived fast and early.",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}